Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English regret
Old English grǣtan (cognate)
Old English grēotan (cognate)
English re- (affix)
English greet (affix)
English greet (mention)
Middle English regretten (inherited)
Old French regreter (derived)
Old French regrater (mention)
Old French re- (mention)
Old French *greter (mention)
Old French *grater (mention)
Proto-Germanic *grētaną (derived)
Proto-Germanic *greutaną (derived)
Middle High German grāzan (cognate)
Gothic 𐌲𐍂𐌴𐍄𐌰𐌽 (cognate)
Proto-Indo-European *ǵʰreh₁d- (derived)
Proto-Indo-European *gʰrewd- (derived)
Old Norse gráta (cognate)

English cry (mention)
English repent (link)
English greet (link)
English regrettable (suffix)
English guilt (link)
English regretful (suffix)
English regretter (suffix)
English regretless (suffix)
English regretteth (suffix)
English regrettest (suffix)
English regrexit (blend)
Danish græde (cognate)
French regret (mention)