Submitted by György Chityil ... on Sat, 01/20/2018 - 01:15 Hierarchy: NounDescription: {{slang|pejorative}} A person from the Trevethin area of South Wales, either resident or native of the town.Ngram: treviNgram Text: treviSource: WiktionaryIssue: 0Wiktionary tag: pejorativeNgram Count: 1