Submitted by György Chityil ... on Fri, 01/19/2018 - 20:21 Hierarchy: VerbDescription: {{obsolete|reflexive}} To exert oneself, to try hard. {{defdate|14th-17th c.}}Ngram: enforceNgram Text: enforceSource: WiktionaryIssue: 0Wiktionary tag: reflexive14th-17th c.Ngram Count: 1