Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Ancient Greek ἵπταμαι
Avestan 𐬞𐬀𐬙𐬀𐬌𐬙𐬌 (cognate)
Old English feþer (cognate)
English metathesis (link)
English feather (cognate)
Ancient Greek πέτομαι (mention)
Proto-Indo-European *peth₂- (root)
Proto-Indo-European *péth₂eti (derived)
Proto-Indo-European *peth₂- (mention)
Latin petō (cognate)
Russian перо́ (cognate)
Sanskrit पतति (cognate)
Old Armenian թիռ (cognate)

Greek ιπταμένη (mention)