Submitted by György Chityil ... on Fri, 01/19/2018 - 21:56 Hierarchy: VerbDescription: {{transitive|figuratively|Irish}} To reinforce, strengthen; to make permanent, embed.Ngram: copperfastenNgram Text: copperfastenSource: WiktionaryIssue: 0Wiktionary tag: IrishNgram Count: 1