Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English tautology
English tauto- (suffix)
English -logy (suffix)
Ancient Greek ταὐτολογία (mention)
Ancient Greek ταὐτός (mention)
Ancient Greek λόγος (mention)
Latin tautologia (mention)

English tautological (suffix)
English tautologous (suffix)
English tautologist (suffix)
English tautologize (suffix)
English tautism (blend)
German Tautologie (cognate)
Japanese トートロジー (mention)