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 ἄμφω
Old Church Slavonic оба (cognate)
Gothic 𐌱𐌰𐌹 (cognate)
Proto-Indo-European *ambʰow (inherited)
Latin ambō (cognate)
Sanskrit उभौ (cognate)
Tocharian A āmpi (cognate)

English amphoteric (mention)
Ashkun vadu (cognate)
Irish amfaiteireach (mention)
Ancient Greek ἀμφότερος (affix)
Latvian abi (cognate)
Russian оба (mention)
Sanskrit उभौ (cognate)