See perfidiosus in All languages combined, or Wiktionary
{
"descendants": [
{
"depth": 1,
"templates": [
{
"args": {
"1": "en",
"2": "perfidious"
},
"expansion": "English: perfidious",
"name": "desc"
}
],
"text": "English: perfidious"
}
],
"etymology_templates": [
{
"args": {
"1": "la",
"2": "ine-pro",
"3": "*bʰeydʰ-"
},
"expansion": "",
"name": "root"
},
{
"args": {
"1": "la",
"2": "perfidia",
"3": "-ōsus",
"t1": "perfidy",
"t2": "-ous"
},
"expansion": "perfidia (“perfidy”) + -ōsus (“-ous”)",
"name": "suffix"
},
{
"args": {
"1": "la",
"2": "perfidus",
"3": "-ia",
"nocat": "1",
"t1": "faithless",
"t2": "-ness"
},
"expansion": "perfidus (“faithless”) + -ia (“-ness”)",
"name": "suffix"
},
{
"args": {
"1": "la",
"2": "ine-pro",
"3": "*per"
},
"expansion": "Proto-Indo-European *per",
"name": "der"
},
{
"args": {
"1": "la",
"2": "itc-pro",
"3": "*feiðos"
},
"expansion": "Proto-Italic *feiðos",
"name": "der"
}
],
"etymology_text": "From perfidia (“perfidy”) + -ōsus (“-ous”), from perfidus (“faithless”) + -ia (“-ness”), from per (“through”) + fidēs (“trust”), from Proto-Indo-European *per + Proto-Italic *feiðos from root *bʰeydʰ-.",
"forms": [
{
"form": "perfidiōsus",
"tags": [
"canonical"
]
},
{
"form": "perfidiōsa",
"tags": [
"feminine"
]
},
{
"form": "perfidiōsum",
"tags": [
"neuter"
]
},
{
"form": "perfidiōsior",
"tags": [
"comparative"
]
},
{
"form": "no-table-tags",
"source": "declension",
"tags": [
"table-tags"
]
},
{
"form": "la-adecl",
"source": "declension",
"tags": [
"inflection-template"
]
},
{
"form": "perfidiōsus",
"source": "declension",
"tags": [
"masculine",
"nominative",
"singular"
]
},
{
"form": "perfidiōsa",
"source": "declension",
"tags": [
"feminine",
"nominative",
"singular"
]
},
{
"form": "perfidiōsum",
"source": "declension",
"tags": [
"neuter",
"nominative",
"singular"
]
},
{
"form": "perfidiōsī",
"source": "declension",
"tags": [
"masculine",
"nominative",
"singular"
]
},
{
"form": "perfidiōsae",
"source": "declension",
"tags": [
"feminine",
"nominative",
"plural"
]
},
{
"form": "perfidiōsa",
"source": "declension",
"tags": [
"neuter",
"nominative",
"plural"
]
},
{
"form": "perfidiōsī",
"source": "declension",
"tags": [
"genitive",
"masculine",
"singular"
]
},
{
"form": "perfidiōsae",
"source": "declension",
"tags": [
"feminine",
"genitive",
"singular"
]
},
{
"form": "perfidiōsī",
"source": "declension",
"tags": [
"genitive",
"neuter",
"singular"
]
},
{
"form": "perfidiōsōrum",
"source": "declension",
"tags": [
"genitive",
"masculine",
"singular"
]
},
{
"form": "perfidiōsārum",
"source": "declension",
"tags": [
"feminine",
"genitive",
"plural"
]
},
{
"form": "perfidiōsōrum",
"source": "declension",
"tags": [
"genitive",
"neuter",
"plural"
]
},
{
"form": "perfidiōsō",
"source": "declension",
"tags": [
"dative",
"masculine",
"singular"
]
},
{
"form": "perfidiōsae",
"source": "declension",
"tags": [
"dative",
"feminine",
"singular"
]
},
{
"form": "perfidiōsō",
"source": "declension",
"tags": [
"dative",
"neuter",
"singular"
]
},
{
"form": "perfidiōsīs",
"source": "declension",
"tags": [
"dative",
"feminine",
"masculine",
"neuter"
]
},
{
"form": "perfidiōsum",
"source": "declension",
"tags": [
"accusative",
"masculine",
"singular"
]
},
{
"form": "perfidiōsam",
"source": "declension",
"tags": [
"accusative",
"feminine",
"singular"
]
},
{
"form": "perfidiōsum",
"source": "declension",
"tags": [
"accusative",
"neuter",
"singular"
]
},
{
"form": "perfidiōsōs",
"source": "declension",
"tags": [
"accusative",
"masculine",
"singular"
]
},
{
"form": "perfidiōsās",
"source": "declension",
"tags": [
"accusative",
"feminine",
"plural"
]
},
{
"form": "perfidiōsa",
"source": "declension",
"tags": [
"accusative",
"neuter",
"plural"
]
},
{
"form": "perfidiōsō",
"source": "declension",
"tags": [
"ablative",
"masculine",
"singular"
]
},
{
"form": "perfidiōsā",
"source": "declension",
"tags": [
"ablative",
"feminine",
"singular"
]
},
{
"form": "perfidiōsō",
"source": "declension",
"tags": [
"ablative",
"neuter",
"singular"
]
},
{
"form": "perfidiōsīs",
"source": "declension",
"tags": [
"ablative",
"feminine",
"masculine",
"neuter"
]
},
{
"form": "perfidiōse",
"source": "declension",
"tags": [
"masculine",
"singular",
"vocative"
]
},
{
"form": "perfidiōsa",
"source": "declension",
"tags": [
"feminine",
"singular",
"vocative"
]
},
{
"form": "perfidiōsum",
"source": "declension",
"tags": [
"neuter",
"singular",
"vocative"
]
},
{
"form": "perfidiōsī",
"source": "declension",
"tags": [
"masculine",
"singular",
"vocative"
]
},
{
"form": "perfidiōsae",
"source": "declension",
"tags": [
"feminine",
"plural",
"vocative"
]
},
{
"form": "perfidiōsa",
"source": "declension",
"tags": [
"neuter",
"plural",
"vocative"
]
}
],
"head_templates": [
{
"args": {
"1": "perfidiōsus",
"comp": "perfidiōsior"
},
"expansion": "perfidiōsus (feminine perfidiōsa, neuter perfidiōsum, comparative perfidiōsior); first/second-declension adjective",
"name": "la-adj"
}
],
"inflection_templates": [
{
"args": {
"1": "perfidiōsus"
},
"name": "la-adecl"
}
],
"lang": "Latin",
"lang_code": "la",
"pos": "adj",
"senses": [
{
"categories": [
{
"kind": "other",
"name": "Latin entries with incorrect language header",
"parents": [
"Entries with incorrect language header",
"Entry maintenance"
],
"source": "w"
},
{
"kind": "other",
"name": "Latin terms suffixed with -osus",
"parents": [],
"source": "w"
},
{
"kind": "other",
"name": "Pages with 1 entry",
"parents": [],
"source": "w"
},
{
"kind": "other",
"name": "Pages with entries",
"parents": [],
"source": "w"
}
],
"glosses": [
"treacherous, perfidious"
],
"id": "en-perfidiosus-la-adj-02Iskjcz",
"links": [
[
"treacherous",
"treacherous"
],
[
"perfidious",
"perfidious"
]
],
"related": [
{
"word": "perfidē"
},
{
"word": "perfidia"
},
{
"word": "perfidiōsē"
},
{
"word": "perfidus"
}
],
"tags": [
"adjective",
"declension-1",
"declension-2"
]
}
],
"sounds": [
{
"ipa": "/per.fi.diˈoː.sus/",
"tags": [
"Classical-Latin"
]
},
{
"ipa": "[pɛrfɪd̪iˈoːs̠ʊs̠]",
"tags": [
"Classical-Latin"
]
},
{
"ipa": "/per.fi.diˈo.sus/",
"note": "modern Italianate Ecclesiastical"
},
{
"ipa": "[perfid̪iˈɔːs̬us]",
"note": "modern Italianate Ecclesiastical"
}
],
"word": "perfidiosus"
}
{
"descendants": [
{
"depth": 1,
"templates": [
{
"args": {
"1": "en",
"2": "perfidious"
},
"expansion": "English: perfidious",
"name": "desc"
}
],
"text": "English: perfidious"
}
],
"etymology_templates": [
{
"args": {
"1": "la",
"2": "ine-pro",
"3": "*bʰeydʰ-"
},
"expansion": "",
"name": "root"
},
{
"args": {
"1": "la",
"2": "perfidia",
"3": "-ōsus",
"t1": "perfidy",
"t2": "-ous"
},
"expansion": "perfidia (“perfidy”) + -ōsus (“-ous”)",
"name": "suffix"
},
{
"args": {
"1": "la",
"2": "perfidus",
"3": "-ia",
"nocat": "1",
"t1": "faithless",
"t2": "-ness"
},
"expansion": "perfidus (“faithless”) + -ia (“-ness”)",
"name": "suffix"
},
{
"args": {
"1": "la",
"2": "ine-pro",
"3": "*per"
},
"expansion": "Proto-Indo-European *per",
"name": "der"
},
{
"args": {
"1": "la",
"2": "itc-pro",
"3": "*feiðos"
},
"expansion": "Proto-Italic *feiðos",
"name": "der"
}
],
"etymology_text": "From perfidia (“perfidy”) + -ōsus (“-ous”), from perfidus (“faithless”) + -ia (“-ness”), from per (“through”) + fidēs (“trust”), from Proto-Indo-European *per + Proto-Italic *feiðos from root *bʰeydʰ-.",
"forms": [
{
"form": "perfidiōsus",
"tags": [
"canonical"
]
},
{
"form": "perfidiōsa",
"tags": [
"feminine"
]
},
{
"form": "perfidiōsum",
"tags": [
"neuter"
]
},
{
"form": "perfidiōsior",
"tags": [
"comparative"
]
},
{
"form": "no-table-tags",
"source": "declension",
"tags": [
"table-tags"
]
},
{
"form": "la-adecl",
"source": "declension",
"tags": [
"inflection-template"
]
},
{
"form": "perfidiōsus",
"source": "declension",
"tags": [
"masculine",
"nominative",
"singular"
]
},
{
"form": "perfidiōsa",
"source": "declension",
"tags": [
"feminine",
"nominative",
"singular"
]
},
{
"form": "perfidiōsum",
"source": "declension",
"tags": [
"neuter",
"nominative",
"singular"
]
},
{
"form": "perfidiōsī",
"source": "declension",
"tags": [
"masculine",
"nominative",
"singular"
]
},
{
"form": "perfidiōsae",
"source": "declension",
"tags": [
"feminine",
"nominative",
"plural"
]
},
{
"form": "perfidiōsa",
"source": "declension",
"tags": [
"neuter",
"nominative",
"plural"
]
},
{
"form": "perfidiōsī",
"source": "declension",
"tags": [
"genitive",
"masculine",
"singular"
]
},
{
"form": "perfidiōsae",
"source": "declension",
"tags": [
"feminine",
"genitive",
"singular"
]
},
{
"form": "perfidiōsī",
"source": "declension",
"tags": [
"genitive",
"neuter",
"singular"
]
},
{
"form": "perfidiōsōrum",
"source": "declension",
"tags": [
"genitive",
"masculine",
"singular"
]
},
{
"form": "perfidiōsārum",
"source": "declension",
"tags": [
"feminine",
"genitive",
"plural"
]
},
{
"form": "perfidiōsōrum",
"source": "declension",
"tags": [
"genitive",
"neuter",
"plural"
]
},
{
"form": "perfidiōsō",
"source": "declension",
"tags": [
"dative",
"masculine",
"singular"
]
},
{
"form": "perfidiōsae",
"source": "declension",
"tags": [
"dative",
"feminine",
"singular"
]
},
{
"form": "perfidiōsō",
"source": "declension",
"tags": [
"dative",
"neuter",
"singular"
]
},
{
"form": "perfidiōsīs",
"source": "declension",
"tags": [
"dative",
"feminine",
"masculine",
"neuter"
]
},
{
"form": "perfidiōsum",
"source": "declension",
"tags": [
"accusative",
"masculine",
"singular"
]
},
{
"form": "perfidiōsam",
"source": "declension",
"tags": [
"accusative",
"feminine",
"singular"
]
},
{
"form": "perfidiōsum",
"source": "declension",
"tags": [
"accusative",
"neuter",
"singular"
]
},
{
"form": "perfidiōsōs",
"source": "declension",
"tags": [
"accusative",
"masculine",
"singular"
]
},
{
"form": "perfidiōsās",
"source": "declension",
"tags": [
"accusative",
"feminine",
"plural"
]
},
{
"form": "perfidiōsa",
"source": "declension",
"tags": [
"accusative",
"neuter",
"plural"
]
},
{
"form": "perfidiōsō",
"source": "declension",
"tags": [
"ablative",
"masculine",
"singular"
]
},
{
"form": "perfidiōsā",
"source": "declension",
"tags": [
"ablative",
"feminine",
"singular"
]
},
{
"form": "perfidiōsō",
"source": "declension",
"tags": [
"ablative",
"neuter",
"singular"
]
},
{
"form": "perfidiōsīs",
"source": "declension",
"tags": [
"ablative",
"feminine",
"masculine",
"neuter"
]
},
{
"form": "perfidiōse",
"source": "declension",
"tags": [
"masculine",
"singular",
"vocative"
]
},
{
"form": "perfidiōsa",
"source": "declension",
"tags": [
"feminine",
"singular",
"vocative"
]
},
{
"form": "perfidiōsum",
"source": "declension",
"tags": [
"neuter",
"singular",
"vocative"
]
},
{
"form": "perfidiōsī",
"source": "declension",
"tags": [
"masculine",
"singular",
"vocative"
]
},
{
"form": "perfidiōsae",
"source": "declension",
"tags": [
"feminine",
"plural",
"vocative"
]
},
{
"form": "perfidiōsa",
"source": "declension",
"tags": [
"neuter",
"plural",
"vocative"
]
}
],
"head_templates": [
{
"args": {
"1": "perfidiōsus",
"comp": "perfidiōsior"
},
"expansion": "perfidiōsus (feminine perfidiōsa, neuter perfidiōsum, comparative perfidiōsior); first/second-declension adjective",
"name": "la-adj"
}
],
"inflection_templates": [
{
"args": {
"1": "perfidiōsus"
},
"name": "la-adecl"
}
],
"lang": "Latin",
"lang_code": "la",
"pos": "adj",
"related": [
{
"word": "perfidē"
},
{
"word": "perfidia"
},
{
"word": "perfidiōsē"
},
{
"word": "perfidus"
}
],
"senses": [
{
"categories": [
"Latin 5-syllable words",
"Latin adjectives",
"Latin entries with incorrect language header",
"Latin first and second declension adjectives",
"Latin lemmas",
"Latin terms derived from Proto-Indo-European",
"Latin terms derived from Proto-Italic",
"Latin terms derived from the Proto-Indo-European root *bʰeydʰ-",
"Latin terms suffixed with -osus",
"Latin terms with IPA pronunciation",
"Pages with 1 entry",
"Pages with entries"
],
"glosses": [
"treacherous, perfidious"
],
"links": [
[
"treacherous",
"treacherous"
],
[
"perfidious",
"perfidious"
]
],
"tags": [
"adjective",
"declension-1",
"declension-2"
]
}
],
"sounds": [
{
"ipa": "/per.fi.diˈoː.sus/",
"tags": [
"Classical-Latin"
]
},
{
"ipa": "[pɛrfɪd̪iˈoːs̠ʊs̠]",
"tags": [
"Classical-Latin"
]
},
{
"ipa": "/per.fi.diˈo.sus/",
"note": "modern Italianate Ecclesiastical"
},
{
"ipa": "[perfid̪iˈɔːs̬us]",
"note": "modern Italianate Ecclesiastical"
}
],
"word": "perfidiosus"
}
Download raw JSONL data for perfidiosus meaning in Latin (5.8kB)
This page is a part of the kaikki.org machine-readable Latin dictionary. This dictionary is based on structured data extracted on 2025-04-18 from the enwiktionary dump dated 2025-04-03 using wiktextract (ada610d and ea19a0a). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.
If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.