Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English confirm
Middle English confirmen (inherited)
Middle English confermen (mention)
Old French confermer (derived)
Proto-Indo-European *dʰer- (root)
Latin confirmare (derived)
Latin com- (mention)
Latin firmare (mention)
Latin firmus (mention)

English confirmation (suffix)
English confirmable (suffix)
English reconfirm (prefix)
English confirmer (affix)
English disconfirm (prefix)
English confirmability (suffix)
English confirmative (suffix)
English confirmee (suffix)
English confirmance (suffix)
English confirmeth (suffix)
English confirmest (suffix)
English autoconfirm (prefix)
English unconfirm (prefix)
English misconfirm (prefix)
English preconfirm (prefix)
English deconfirm (prefix)
Thai เฟิร์ม (borrowed)