Submitted by György Chityil ... on Fri, 01/19/2018 - 16:45 Hierarchy: NounDescription: {{pluralonly}} The decade of one's life from age 30 through age 39.Ngram: thirtiesNgram Text: thirtiesSource: WiktionaryIssue: 0Wiktionary tag: pluralonlyNgram Count: 1Wikokit WikiText ID: 1324083