See derw in All languages combined, or Wiktionary
{
"etymology_templates": [
{
"args": {
"1": "cy",
"2": "cel-bry-pro",
"inh": "1"
},
"expansion": "",
"name": "dercat"
},
{
"args": {
"1": "cy",
"2": "wlm",
"3": "derw"
},
"expansion": "Middle Welsh derw",
"name": "inh"
},
{
"args": {
"1": "cy",
"2": "cel-pro",
"3": "*derwom"
},
"expansion": "Proto-Celtic *derwom",
"name": "inh"
},
{
"args": {
"1": "cy",
"2": "ine-pro",
"3": "*derwóm"
},
"expansion": "Proto-Indo-European *derwóm",
"name": "inh"
},
{
"args": {
"1": "br",
"2": "derv"
},
"expansion": "Breton derv",
"name": "cog"
},
{
"args": {
"1": "kw",
"2": "derow"
},
"expansion": "Cornish derow",
"name": "cog"
}
],
"etymology_text": "From Middle Welsh derw, from Proto-Celtic *derwom, from Proto-Indo-European *derwóm, from *dóru. Cognate with Breton derv and Cornish derow.",
"forms": [
{
"form": "derwen",
"tags": [
"feminine",
"singular"
]
},
{
"form": "no-table-tags",
"source": "mutation",
"tags": [
"table-tags"
]
},
{
"form": "cy-mut",
"source": "mutation",
"tags": [
"inflection-template"
]
},
{
"form": "derw",
"source": "mutation",
"tags": [
"error-unrecognized-form"
]
},
{
"form": "dderw",
"source": "mutation",
"tags": [
"soft"
]
},
{
"form": "nerw",
"source": "mutation",
"tags": [
"error-unrecognized-form"
]
}
],
"head_templates": [
{
"args": {
"1": "f-p",
"2": "derwen"
},
"expansion": "derw (plural, singular derwen f)",
"name": "cy-noun"
}
],
"inflection_templates": [
{
"args": {},
"name": "cy-mut"
}
],
"lang": "Welsh",
"lang_code": "cy",
"pos": "noun",
"senses": [
{
"categories": [
{
"kind": "other",
"name": "Pages with 1 entry",
"parents": [],
"source": "w"
},
{
"kind": "other",
"name": "Pages with entries",
"parents": [],
"source": "w"
},
{
"kind": "other",
"name": "Welsh entries with incorrect language header",
"parents": [],
"source": "w"
},
{
"kind": "other",
"name": "Welsh links with redundant wikilinks",
"parents": [],
"source": "w"
},
{
"kind": "other",
"langcode": "cy",
"name": "Oaks",
"orig": "cy:Oaks",
"parents": [],
"source": "w"
}
],
"derived": [
{
"alt": "y",
"english": "oak apple",
"translation": "oak apple",
"word": "afal derw"
},
{
"english": "oak hook-tip moth",
"translation": "oak hook-tip moth",
"word": "bachadain y derw"
},
{
"english": "tree liverwort",
"translation": "tree liverwort",
"word": "barfau'r derw"
},
{
"alt": "y",
"english": "oak sap",
"translation": "oak sap",
"word": "bloneg derw"
},
{
"english": "lungwort",
"translation": "lungwort",
"word": "callod y derw"
},
{
"english": "lungwort",
"translation": "lungwort",
"word": "clustiau'r derw"
},
{
"english": "green woodpecker",
"translation": "green woodpecker",
"word": "delor y derw"
},
{
"english": "common polypody",
"translation": "common polypody",
"word": "llawredyn y derw"
},
{
"english": "titmouse",
"translation": "titmouse",
"word": "llygoden y derw"
},
{
"english": "tree fungus",
"translation": "tree fungus",
"word": "madarch y derw"
},
{
"english": "common polypody",
"translation": "common polypody",
"word": "marchredyn y derw"
},
{
"english": "common polypody",
"translation": "common polypody",
"word": "rhedyn y derw"
}
],
"glosses": [
"oaks"
],
"id": "en-derw-cy-noun-wupydo7c",
"links": [
[
"oak",
"oak"
]
],
"related": [
{
"english": "druid",
"translation": "druid",
"word": "derwydd"
},
{
"english": "acorns",
"translation": "acorns",
"word": "mes"
}
],
"synonyms": [
{
"word": "deri"
}
],
"tags": [
"plural"
]
}
],
"sounds": [
{
"ipa": "/ˈdɛru/",
"tags": [
"North-Wales"
]
},
{
"ipa": "/ˈdeːru/",
"tags": [
"South-Wales"
]
},
{
"ipa": "/ˈdɛru/",
"tags": [
"South-Wales"
]
}
],
"word": "derw"
}
{
"derived": [
{
"alt": "y",
"english": "oak apple",
"translation": "oak apple",
"word": "afal derw"
},
{
"english": "oak hook-tip moth",
"translation": "oak hook-tip moth",
"word": "bachadain y derw"
},
{
"english": "tree liverwort",
"translation": "tree liverwort",
"word": "barfau'r derw"
},
{
"alt": "y",
"english": "oak sap",
"translation": "oak sap",
"word": "bloneg derw"
},
{
"english": "lungwort",
"translation": "lungwort",
"word": "callod y derw"
},
{
"english": "lungwort",
"translation": "lungwort",
"word": "clustiau'r derw"
},
{
"english": "green woodpecker",
"translation": "green woodpecker",
"word": "delor y derw"
},
{
"english": "common polypody",
"translation": "common polypody",
"word": "llawredyn y derw"
},
{
"english": "titmouse",
"translation": "titmouse",
"word": "llygoden y derw"
},
{
"english": "tree fungus",
"translation": "tree fungus",
"word": "madarch y derw"
},
{
"english": "common polypody",
"translation": "common polypody",
"word": "marchredyn y derw"
},
{
"english": "common polypody",
"translation": "common polypody",
"word": "rhedyn y derw"
}
],
"etymology_templates": [
{
"args": {
"1": "cy",
"2": "cel-bry-pro",
"inh": "1"
},
"expansion": "",
"name": "dercat"
},
{
"args": {
"1": "cy",
"2": "wlm",
"3": "derw"
},
"expansion": "Middle Welsh derw",
"name": "inh"
},
{
"args": {
"1": "cy",
"2": "cel-pro",
"3": "*derwom"
},
"expansion": "Proto-Celtic *derwom",
"name": "inh"
},
{
"args": {
"1": "cy",
"2": "ine-pro",
"3": "*derwóm"
},
"expansion": "Proto-Indo-European *derwóm",
"name": "inh"
},
{
"args": {
"1": "br",
"2": "derv"
},
"expansion": "Breton derv",
"name": "cog"
},
{
"args": {
"1": "kw",
"2": "derow"
},
"expansion": "Cornish derow",
"name": "cog"
}
],
"etymology_text": "From Middle Welsh derw, from Proto-Celtic *derwom, from Proto-Indo-European *derwóm, from *dóru. Cognate with Breton derv and Cornish derow.",
"forms": [
{
"form": "derwen",
"tags": [
"feminine",
"singular"
]
},
{
"form": "no-table-tags",
"source": "mutation",
"tags": [
"table-tags"
]
},
{
"form": "cy-mut",
"source": "mutation",
"tags": [
"inflection-template"
]
},
{
"form": "derw",
"source": "mutation",
"tags": [
"error-unrecognized-form"
]
},
{
"form": "dderw",
"source": "mutation",
"tags": [
"soft"
]
},
{
"form": "nerw",
"source": "mutation",
"tags": [
"error-unrecognized-form"
]
}
],
"head_templates": [
{
"args": {
"1": "f-p",
"2": "derwen"
},
"expansion": "derw (plural, singular derwen f)",
"name": "cy-noun"
}
],
"inflection_templates": [
{
"args": {},
"name": "cy-mut"
}
],
"lang": "Welsh",
"lang_code": "cy",
"pos": "noun",
"related": [
{
"english": "druid",
"translation": "druid",
"word": "derwydd"
},
{
"english": "acorns",
"translation": "acorns",
"word": "mes"
}
],
"senses": [
{
"categories": [
"Pages with 1 entry",
"Pages with entries",
"Welsh entries with incorrect language header",
"Welsh lemmas",
"Welsh links with redundant wikilinks",
"Welsh nouns",
"Welsh plural-basic nouns",
"Welsh terms derived from Middle Welsh",
"Welsh terms derived from Proto-Brythonic",
"Welsh terms derived from Proto-Celtic",
"Welsh terms derived from Proto-Indo-European",
"Welsh terms inherited from Middle Welsh",
"Welsh terms inherited from Proto-Brythonic",
"Welsh terms inherited from Proto-Celtic",
"Welsh terms inherited from Proto-Indo-European",
"cy:Oaks"
],
"glosses": [
"oaks"
],
"links": [
[
"oak",
"oak"
]
],
"synonyms": [
{
"word": "deri"
}
],
"tags": [
"plural"
]
}
],
"sounds": [
{
"ipa": "/ˈdɛru/",
"tags": [
"North-Wales"
]
},
{
"ipa": "/ˈdeːru/",
"tags": [
"South-Wales"
]
},
{
"ipa": "/ˈdɛru/",
"tags": [
"South-Wales"
]
}
],
"word": "derw"
}
Download raw JSONL data for derw meaning in Welsh (3.4kB)
{
"called_from": "inflection/865",
"msg": "inflection table: IF WITHOUT ELSE EVALS False: derw/Welsh 'radical' base_tags=set()",
"path": [
"derw"
],
"section": "Welsh",
"subsection": "noun",
"title": "derw",
"trace": ""
}
{
"called_from": "inflection/865",
"msg": "inflection table: IF WITHOUT ELSE EVALS False: derw/Welsh 'nasal' base_tags={'error-unrecognized-form', 'soft'}",
"path": [
"derw"
],
"section": "Welsh",
"subsection": "noun",
"title": "derw",
"trace": ""
}
{
"called_from": "inflection/865",
"msg": "inflection table: IF WITHOUT ELSE EVALS False: derw/Welsh 'aspirate' base_tags={'error-unrecognized-form', 'soft'}",
"path": [
"derw"
],
"section": "Welsh",
"subsection": "noun",
"title": "derw",
"trace": ""
}
This page is a part of the kaikki.org machine-readable Welsh dictionary. This dictionary is based on structured data extracted on 2025-12-23 from the enwiktionary dump dated 2025-12-02 using wiktextract (6fdc867 and 9905b1f). 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.