Palau

pl-prop

Palau n (indeclinable, related adjective palauski)

Borrowed from English Palau, from Palauan Belau (“Palau”).

Palau (a commune and city in Sassari, Sardinia, Italy)


Liguria

Liguria f (related adjective liguryjski)

liguryjski (adjective)
Liguria (nominative singular)
Ligurii (genitive singular)
Ligurii (dative singular)
Ligurię (accusative singular)
Ligurią (instrumental singular)
Ligurii (locative singular)
Ligurio (singular vocative)

From Latin Liguria, from Ancient Greek Λίγυς (Lígus).

administrative region
administrative region

Liguria (an administrative region of northwest Italy)


Mantua

pl-proper noun

Mantua f (related adjective mantuański, demonym mantuańczyk, female demonym mantuanka)

mantuański (adjective)
mantuańczyk (demonym)
mantuanka (demonym feminine)
Mantua (nominative singular)
Mantui (genitive singular)
Mantui (dative singular)
Mantuę (accusative singular)
Mantuą (instrumental singular)
Mantui (locative singular)
Mantuo (singular vocative)

Mantua (a city and province of Lombardy, Italy)


Palermo

Borrowed from Italian Palermo, from Sicilian Palermu, from Arabic بَلَرْم (balarm), from Latin Panormus, from Ancient Greek Πάνορμος (Pánormos), from πᾰν- (păn-) + ὅρμος (hórmos).


Apulia

pl-prop

Apulia f (related adjective apulijski or apulski)

apulijski (adjective)
apulski (adjective)
Apulia (nominative singular)
Apulii (genitive singular)
Apulii (dative singular)
Apulię (accusative singular)
Apulią (instrumental singular)
Apulii (locative singular)
Apulio (singular vocative)

Apulia (a peninsula and administrative region in southern Italy)


Basilicata

Basilicata (nominative singular)
Basilicaty (genitive singular)
Basilicacie (dative singular)
Basilicatę (accusative singular)
Basilicatą (instrumental singular)
Basilicacie (locative singular)
Basilicato (singular vocative)

Basilicata (an administrative region of southern Italy)


Marche

Unadapted borrowing from Italian Marche.

Marche (an administrative region in central Italy)


Molise

Unadapted borrowing from Italian Molise.

Molise (an administrative region of southern Italy)


Umbria

umbryjski (adjective)
Umbria (nominative singular)
Umbrii (genitive singular)
Umbrii (dative singular)
Umbrię (accusative singular)
Umbrią (instrumental singular)
Umbrii (locative singular)
Umbrio (singular vocative)

Umbria (an administrative region in central Italy)


Bergamo

Borrowed from Italian Bergamo, from Latin Bergomum.

Bergamo (a city and province of Lombardy, Italy)


Brescia

Brescia f (related adjective bresciański)

bresciański (adjective)
Brescia (nominative singular)
Brescii (genitive singular)
Brescii (dative singular)
Brescię (accusative singular)
Brescią (instrumental singular)
Brescii (locative singular)
Brescio (singular vocative)

Unadapted borrowing from Italian Brescia.

ubor

Brescia (the capital and largest city of Brescia province, Lombardy, Italy)


Cagliari

Cagliari (a province of Sardinia, Italy)

Cagliari (a port city and municipality, the capital of the province of Cagliari and of Sardinia as a whole)


Macerata

Macerata (a town and province of Marche, Italy)


Perugia

pl-proper noun

Perugia f (related adjective perugiański or perugijski)

perugiański (adjective)
perugijski (adjective)
Perugia (nominative singular)
Perugii (genitive singular)
Perugii (dative singular)
Perugię (accusative singular)
Perugią (instrumental singular)
Perugii (locative singular)
Perugio (singular vocative)

Unadapted borrowing from Italian Perugia.

ubor

Perugia (the capital city and province of Umbria, Italy)


Lombardia

pl-prop

Lombardia f (related adjective lombardzki)

lombardzki (adjective)
Lombardia (nominative singular)
Lombardii (genitive singular)
Lombardii (dative singular)
Lombardię (accusative singular)
Lombardią (instrumental singular)
Lombardii (locative singular)
Lombardio (singular vocative)

Lombardy (an administrative region in northern Italy, where its capital and the largest city Milan is founded in the Po Valley)


Pad

Pad (nominative singular)
Padu (genitive singular)
Padowi (dative singular)
Pad (accusative singular)
Padem (instrumental singular)
Padzie (locative singular)
Padzie (singular vocative)


Triest

Triest m inan (related adjective triesteński, demonym triesteńczyk, female demonym triestenka)

triesteński (adjective)
triesteńczyk (demonym)
triestenka (demonym feminine)
Triest (nominative singular)
Triestu (genitive singular)
Triestowi (dative singular)
Triest (accusative singular)
Triestem (instrumental singular)
Trieście (locative singular)
Trieście (singular vocative)

Friuli-Venezia Giulia
Friuli-Venezia Giulia#English

Trieste (the capital city of the Friuli-Venezia Giulia autonomous region, Italy)


Genua

Genua (nominative singular)
Genui (genitive singular)
Genui (dative singular)
Genuę (accusative singular)
Genuą (instrumental singular)
Genui (locative singular)
Genuo (singular vocative)

Genoa (the capital city of Liguria, Italy)

Genoa (a metropolitan city of Liguria, Italy)


Neapol

Neapol (nominative singular)
Neapolu (genitive singular)
Neapolowi (dative singular)
Neapol (accusative singular)
Neapolem (instrumental singular)
Neapolu (locative singular)
Neapolu (singular vocative)

Learned borrowing from Latin Neāpolis, from Ancient Greek Νεᾱ́πολῐς (Neā́polĭs), from νέᾱ (néā) + πόλῐς (pólĭs).


Rzym

Rzym (nominative singular)
Rzymu (genitive singular)
Rzymowi (dative singular)
Rzym (accusative singular)
Rzymem (instrumental singular)
Rzymie (locative singular)
Rzymie (singular vocative)

Inherited from Old Polish Rzym. For similar religious borrowings, compare Żyd (“Jew”), krzyż (“cross”).

Rome (a major city, the capital of Italy and the Italian region of Lazio, located on the Tiber River; the ancient capital of the Roman Empire)

Rome (a metropolitan city of Lazio, Italy)


Alpy

Alpy nvir pl (related adjective alpejski)

alpejski (adjective)
Alpy (nominative plural)
Alp (genitive plural)
Alpom (dative plural)
Alpy (accusative plural)
Alpami (instrumental plural)
Alpach (locative plural)
Alpy (plural vocative)

Alps (a mountain range in Austria, France, Germany, Italy, Liechtenstein, Monaco, Slovenia and Switzerland)


Sardynia

Sardynia f (related adjective sardyński)

sardyński (adjective)
Sardynia (nominative singular)
Sardynii (genitive singular)
Sardynii (dative singular)
Sardynię (accusative singular)
Sardynią (instrumental singular)
Sardynii (locative singular)
Sardynio (singular vocative)

Borrowed from Italian Sardegna, from Latin Sardinia, from Ancient Greek Σαρδώ (Sardṓ).

Sardinia (an island and autonomous region of Italy, in the Mediterranean Sea)


Mediolan

Mediolan (nominative singular)
Mediolanu (genitive singular)
Mediolanowi (dative singular)
Mediolan (accusative singular)
Mediolanem (instrumental singular)
Mediolanie (locative singular)
Mediolanie (singular vocative)


Tyber

Tyber m inan (related adjective tybrzański)

tybrzański (adjective)
Tyber (nominative singular)
Tybru (genitive singular)
Tybrowi (dative singular)
Tyber (accusative singular)
Tybrem (instrumental singular)
Tybrze (locative singular)
Tybrze (singular vocative)


Wenecja

Wenecja (nominative singular)
Wenecji (genitive singular)
Wenecji (dative singular)
Wenecję (accusative singular)
Wenecją (instrumental singular)
Wenecji (locative singular)
Wenecjo (singular vocative)

Borrowed from Italian Venezia, from Latin Venetia.


Sycylia

Sycylia f (related adjective sycylijski)

sycylijski (adjective)
Sycylia (nominative singular)
Sycylii (genitive singular)
Sycylii (dative singular)
Sycylię (accusative singular)
Sycylią (instrumental singular)
Sycylii (locative singular)
Sycylio (singular vocative)

Sicily (the largest island in the Mediterranean Sea, an autonomous region of Italy, close to Africa and separated from Tunisia and Libya by the Strait of Sicily)


Florencja

Florencja (nominative singular)
Florencji (genitive singular)
Florencji (dative singular)
Florencję (accusative singular)
Florencją (instrumental singular)
Florencji (locative singular)
Florencjo (singular vocative)


Toskania

Toskania f (related adjective toskański)

toskański (adjective)
Toskania (nominative singular)
Toskanii (genitive singular)
Toskanii (dative singular)
Toskanię (accusative singular)
Toskanią (instrumental singular)
Toskanii (locative singular)
Toskanio (singular vocative)

Tuscany (an administrative region of Italy, located north of Lazio and south of Emilia-Romagna)


Turyn

Turyn (nominative singular)
Turynu (genitive singular)
Turynowi (dative singular)
Turyn (accusative singular)
Turynem (instrumental singular)
Turynie (locative singular)
Turynie (singular vocative)


Elba

Elba (nominative singular)
Elby (genitive singular)
Elbie (dative singular)
Elbę (accusative singular)
Elbą (instrumental singular)
Elbie (locative singular)
Elbo (singular vocative)

Elba (an Italian island in the Tuscan Archipelago off the west coast of Italy, administratively part of Tuscany; between the Italian coast and Corsica)


Wezuwiusz

Wezuwiusz m animal (related adjective wezuwiański)

wezuwiański (adjective)
Wezuwiusz (nominative singular)
Wezuwiusza (genitive singular)
Wezuwiuszowi (dative singular)
Wezuwiusza (accusative singular)
Wezuwiuszem (instrumental singular)
Wezuwiuszu (locative singular)
Wezuwiuszu (singular vocative)


Bolonia

Bolonia (nominative singular)
Bolonii (genitive singular)
Bolonii (dative singular)
Bolonię (accusative singular)
Bolonią (instrumental singular)
Bolonii (locative singular)
Bolonio (singular vocative)

Borrowed from Italian Bologna or Medieval Latin Bolōnia, from Latin Bonōnia.


Rubikon

Rubikon (nominative singular)
Rubikonu (genitive singular)
Rubikonowi (dative singular)
Rubikon (accusative singular)
Rubikonem (instrumental singular)
Rubikonie (locative singular)
Rubikonie (singular vocative)

Rubicon (a small river of historical significance in Italy, formerly known as the Fiumicino)


Morze Adriatyckie

Morze Adriatyckie (nominative singular)
Morza Adriatyckiego (genitive singular)
Morzu Adriatyckiemu (dative singular)
Morze Adriatyckie (accusative singular)
Morzem Adriatyckim (instrumental singular)
Morzu Adriatyckim (locative singular)
Morze Adriatyckie (singular vocative)

Bosnia and Herzegovina
Bosnia and Herzegovina#English

Adriatic Sea (a sea in Albania, Bosnia and Herzegovina, Croatia, Italy, Montenegro and Slovenia)


Syrakuzy

pl-proper noun

Syrakuzy nvir pl (related adjective syrakuzański, demonym Syrakuzanin, female demonym Syrakuzanka)

syrakuzański (adjective)
Syrakuzanin (demonym)
Syrakuzanka (demonym feminine)
Syrakuzy (nominative plural)
Syrakuz (genitive plural)
Syrakuzom (dative plural)
Syrakuzy (accusative plural)
Syrakuzami (instrumental plural)
Syrakuzach (locative plural)
Syrakuzy (plural vocative)

Learned borrowing from Latin Syrācūsae, from Ancient Greek Συρᾱ́κουσαι (Surā́kousai).

Syracuse (a port, the capital city of the province of Syracuse, Sicily, Italy)


Padwa

Padwa (nominative singular)
Padwy (genitive singular)
Padwie (dative singular)
Padwę (accusative singular)
Padwą (instrumental singular)
Padwie (locative singular)
Padwo (singular vocative)

Borrowed from Italian Padova, from Latin Patavium.


Asyż

Asyż (nominative singular)
Asyżu (genitive singular)
Asyżowi (dative singular)
Asyż (accusative singular)
Asyżem (instrumental singular)
Asyżu (locative singular)
Asyżu (singular vocative)

Borrowed from Italian Assisi, from Latin Asīsium.


Piza

Piza (nominative singular)
Pizy (genitive singular)
Pizie (dative singular)
Pizę (accusative singular)
Pizą (instrumental singular)
Pizie (locative singular)
Pizo (singular vocative)


Dolomity

Dolomity (nominative plural)
Dolomitów (genitive plural)
Dolomitom (dative plural)
Dolomity (accusative plural)
Dolomitami (instrumental plural)
Dolomitach (locative plural)
Dolomity (plural vocative)


Apeniny

pl-prop

Apeniny nvir pl (related adjective apeniński)

apeniński (adjective)
Apeniny (nominative plural)
Apenin (genitive plural)
Apeninom (dative plural)
Apeniny (accusative plural)
Apeninami (instrumental plural)
Apeninach (locative plural)
Apeniny (plural vocative)

Internationalism; compare English Apennines, French Apennins, German Apenninen.


Kampania

Kampania f (related adjective kampański)

kampański (adjective)
Kampania (nominative singular)
Kampanii (genitive singular)
Kampanii (dative singular)
Kampanię (accusative singular)
Kampanią (instrumental singular)
Kampanii (locative singular)
Kampanio (singular vocative)

Borrowed from Italian Campania, from Latin Campānia.

Campania (an administrative region of southern Italy)


Piemont

Piemont m inan (related adjective piemoncki)

piemoncki (adjective)
Piemont (nominative singular)
Piemontu (genitive singular)
Piemontowi (dative singular)
Piemont (accusative singular)
Piemontem (instrumental singular)
Piemoncie (locative singular)
Piemoncie (singular vocative)

Piedmont (an administrative region in the north of Italy)


Kalabria

Kalabria f (related adjective kalabryjski)

kalabryjski (adjective)
Kalabria (nominative singular)
Kalabrii (genitive singular)
Kalabrii (dative singular)
Kalabrię (accusative singular)
Kalabrią (instrumental singular)
Kalabrii (locative singular)
Kalabrio (singular vocative)

Calabria (a peninsula and administrative region of Italy)


Mesyna

Mesyna (nominative singular)
Mesyny (genitive singular)
Mesynie (dative singular)
Mesynę (accusative singular)
Mesyną (instrumental singular)
Mesynie (locative singular)
Mesyno (singular vocative)
Messyna (alternative)

Borrowed from Italian Messina, from Latin Messāna, from Ancient Greek Μεσσήνη (Messḗnē).


Messyna

Messyna (nominative singular)
Messyny (genitive singular)
Messynie (dative singular)
Messynę (accusative singular)
Messyną (instrumental singular)
Messynie (locative singular)
Messyno (singular vocative)


Tarent

Tarent m inan (related adjective tarencki)

tarencki (adjective)
Tarent (nominative singular)
Tarentu (genitive singular)
Tarentowi (dative singular)
Tarent (accusative singular)
Tarentem (instrumental singular)
Tarencie (locative singular)
Tarencie (singular vocative)


Zatybrze

Zatybrze n (related adjective zatybrski or zatybrzański)

zatybrski (adjective)
zatybrzański (adjective)
Zatybrze (nominative singular)
Zatybrza (genitive singular)
Zatybrzu (dative singular)
Zatybrze (accusative singular)
Zatybrzem (instrumental singular)
Zatybrzu (locative singular)
Zatybrze (singular vocative)


Lukka

Lukka (nominative singular)
Lukki (genitive singular)
Lukce (dative singular)
Lukkę (accusative singular)
Lukką (instrumental singular)
Lukce (locative singular)
Lukko (singular vocative)

Lucca (the capital city of the province of Lucca, Tuscany, Italy)


Wieczne Miasto

Wieczne Miasto (nominative singular)
Wiecznego Miasta (genitive singular)
Wiecznemu Miastu (dative singular)
Wieczne Miasto (accusative singular)
Wiecznym Miastem (instrumental singular)
Wiecznym Mieście (locative singular)
Wieczne Miasto (singular vocative)

Literally, “Eternal City”. Calque of Latin Urbs Aeterna.

(literary, periphrastic) Eternal City (nickname for Rome: the capital of Italy)


Werona

Werona (nominative singular)
Werony (genitive singular)
Weronie (dative singular)
Weronę (accusative singular)
Weroną (instrumental singular)
Weronie (locative singular)
Werono (singular vocative)

Borrowed from Italian Verona, from Latin Vērōna.


Abruzja

pl-proper noun

Abruzja f (related adjective abruzyjski)

abruzyjski (adjective)
Abruzja (nominative singular)
Abruzji (genitive singular)
Abruzji (dative singular)
Abruzję (accusative singular)
Abruzją (instrumental singular)
Abruzji (locative singular)
Abruzjo (singular vocative)

Abruzzo (an administrative region in central Italy)


Trydent

Trydent (nominative singular)
Trydentu (genitive singular)
Trydentowi (dative singular)
Trydent (accusative singular)
Trydentem (instrumental singular)
Trydencie (locative singular)
Trydencie (singular vocative)

Trentino-Alto Adige
Trentino-Alto Adige#English

Trento (a city, the capital of the province of Trentino and the region of Trentino-Alto Adige, Italy)

Trentino (a province of Trentino-Alto Adige, Italy)


Pompeje

pl-prop

Pompeje nvir pl (related adjective pompejański)

pompejański (adjective)
Pompeje (nominative plural)
Pompejów (genitive plural)
Pompei (genitive plural)
Pompejom (dative plural)
Pompeje (accusative plural)
Pompejami (instrumental plural)
Pompejach (locative plural)
Pompeje (plural vocative)
Pompeja (alternative obsolete)


Morze Śródziemne

Morze Śródziemne n (related adjective śródziemnomorski)

śródziemnomorski (adjective)
Morze Śródziemne (nominative singular)
Morza Śródziemnego (genitive singular)
Morzu Śródziemnemu (dative singular)
Morze Śródziemne (accusative singular)
Morzem Śródziemnym (instrumental singular)
Morzu Śródziemnym (locative singular)
Morze Śródziemne (singular vocative)

/ˈmɔ.ʐɛ ɕruˈd͡ʑɛm.nɛ/

Literally, “Mediterranean Sea”. Calque of Latin Mare Mediterrāneum.

Mediterranean Sea
Mediterranean Sea#English

Mediterranean Sea (a sea in Albania, Algeria, Bosnia and Herzegovina, Croatia, Cyprus, Egypt, France, Gibraltar, Greece, Israel, Italy, Lebanon, Libya, Malta, Monaco, Montenegro, Morocco, Palestine, Slovenia, Spain, Syria, Tunisia and Turkey)


Drawa

drawski (adjective)
Drawa (nominative singular)
Drawy (genitive singular)
Drawie (dative singular)
Drawę (accusative singular)
Drawą (instrumental singular)
Drawie (locative singular)
Drawo (singular vocative)

Drava (a right tributary of the Danube in Austria, Croatia, Hungary, Italy and Slovenia)


Dolina Aosty

Dolina Aosty (nominative singular)
Doliny Aosty (genitive singular)
Dolinie Aosty (dative singular)
Dolinę Aosty (accusative singular)
Doliną Aosty (instrumental singular)
Dolinie Aosty (locative singular)
Dolino Aosty (singular vocative)

Aosta Valley
Aosta Valley#English:_Q1222

Aosta Valley (an autonomous region of northwestern Italy, with a significant fraction of the population speaking Franco-Provençal)


Emilia-Romania

Emilia-Romanii (nominative singular)
Emilii-Romanii (genitive singular)
Emilii-Romanii (dative singular)
Emilię-Romanię (accusative singular)
Emilią-Romanią (instrumental singular)
Emilii-Romanii (locative singular)
Emilio-Romanio (singular vocative)

Emilia-Romagna (an administrative region of northern Italy)


Friuli-Wenecja Julijska

Friuli-Wenecja Julijska (nominative singular)
Friuli-Wenecji Julijskiej (genitive singular)
Friuli-Wenecji Julijskiej (dative singular)
Friuli-Wenecję Julijską (accusative singular)
Friuli-Wenecją Julijską (instrumental singular)
Friuli-Wenecji Julijskiej (locative singular)
Friuli-Wenecjo Julijska (singular vocative)

Friuli-Venezia Giulia
Friuli-Venezia Giulia#English:_Q1250

Friuli-Venezia Giulia (an autonomous region in northern Italy)


Lacjum

latyński (adjective)
Lacjum (nominative singular)
Lacjum (genitive singular)
Lacjum (dative singular)
Lacjum (accusative singular)
Lacjum (instrumental singular)
Lacjum (locative singular)
Lacjum (singular vocative)

Lazio (an administrative region of Italy, situated in the central peninsular section of the country with Rome as its capital)

(historical) Latium (a historical region of central Italy, in which the city of Rome was founded and grew to be the capital city of the Roman Empire)


Trydent-Górna Adyga

Trydent-Górna Adyga (nominative singular)
Trydentu-Górnej Adygi (genitive singular)
Trydentowi-Górnej Adydze (dative singular)
Trydent-Górną Adygę (accusative singular)
Trydentem-Górną Adygą (instrumental singular)
Trydencie-Górnej Adydze (locative singular)
Trydencie-Górna Adygo (singular vocative)

Trentino-Alto Adige
Trentino-Alto Adige#English:_Q1237

Trentino-Alto Adige (an autonomous region of northern Italy)


Wenecja Euganejska

Wenecja Euganejska (nominative singular)
Wenecjej Euganejski (genitive singular)
Wenecjej Euganejsce (dative singular)
Wenecją Euganejskę (accusative singular)
Wenecją Euganejską (instrumental singular)
Wenecjej Euganejsce (locative singular)
Wenecja Euganejsko (singular vocative)

Veneto (an administrative region of northern Italy, roughly corresponding to the ancient Venetia)


Katania

Katania f (related adjective katański, demonym katańczyk)

katański (adjective)
katańczyk (demonym)
Katania (nominative singular)
Katanii (genitive singular)
Katanii (dative singular)
Katanię (accusative singular)
Katanią (instrumental singular)
Katanii (locative singular)
Katanio (singular vocative)

Catania (a metropolitan city of Sicily, Italy)

Catania (the capital city of the Metropolitan City of Catania, Sicily, Italy)


Ankona

Ankona f (related adjective ankoński, demonym ankończyk, female demonym ankonka)

ankoński (adjective)
ankończyk (demonym)
ankonka (demonym feminine)
Ankona (nominative singular)
Ankony (genitive singular)
Ankonie (dative singular)
Ankonę (accusative singular)
Ankoną (instrumental singular)
Ankonie (locative singular)
Ankono (singular vocative)

Ancona (a city in the Marche autonomous region, Italy)


Oksytania

Oksytania f (related adjective oksytański, demonym Oksytańczyk, female demonym Oksytanka)

oksytański (adjective)
Oksytańczyk (demonym)
Oksytanka (demonym feminine)
Oksytania (nominative singular)
Oksytanii (genitive singular)
Oksytanii (dative singular)
Oksytanię (accusative singular)
Oksytanią (instrumental singular)
Oksytanii (locative singular)
Oksytanio (singular vocative)

Occitania (a cultural region in southwestern Europe where Occitan has historically been spoken, consisting of southern France, parts of Catalonia in Spain, and some valleys in northwestern Italy)


Benewent

pl-proper noun

Benewent m inan (related adjective benewencki or benewentański)

benewencki (adjective)
benewentański (adjective)
Benewent (nominative singular)
Benewentu (genitive singular)
Benewentowi (dative singular)
Benewent (accusative singular)
Benewentem (instrumental singular)
Benewencie (locative singular)
Benewencie (singular vocative)

Benevento (a province of Campania, Italy)

Benevento (the capital city of the province of Benevento, Campania, Italy)


Gorycja

gorycki (adjective)
Gorycja (nominative singular)
Gorycji (genitive singular)
Gorycji (dative singular)
Gorycję (accusative singular)
Gorycją (instrumental singular)
Gorycji (locative singular)
Gorycjo (singular vocative)

Borrowed from Italian Gorizia. Doublet of Gorzyca and Górzyca.

a town and province of Friuli-Venezia Giulia, Italy


Rawenna

Rawenna f (related adjective raweński or rawennacki, demonym raweńczyk, female demonym rawenka)

raweński (adjective)
rawennacki (adjective)
raweńczyk (demonym)
rawenka (demonym feminine)
Rawenna (nominative singular)
Rawenny (genitive singular)
Rawennie (dative singular)
Rawennę (accusative singular)
Rawenną (instrumental singular)
Rawennie (locative singular)
Rawenno (singular vocative)

Ravenna (a province of Emilia-Romagna, Italy)

Ravenna (a city in Emilia-Romagna, Italy)


Morze Jońskie

Morze Jońskie (nominative singular)
Morza Jońskiego (genitive singular)
Morzu Jońskiemu (dative singular)
Morze Jońskie (accusative singular)
Morzem Jońskim (instrumental singular)
Morzu Jońskim (locative singular)
Morze Jońskie (singular vocative)

Ionian Sea (a sea in Albania, Greece and Italy)