Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Proto-Indo-European *gʷṓws

→ English cow (inherited)
→ English butter (root)
→ English buffalo (root)
→ English beef (root)
→ English beef (derived)
→ English bucolic (root)
→ English boustrophedon (root)
→ English bovine (root)
→ English bulimia (root)
→ English Bohemia (derived)
→ English hecatomb (root)
→ English bubale (root)
→ English bugloss (root)
→ English boukólos rule (mention)
→ Avestan 𐬔𐬀𐬎𐬎 (inherited)
→ Avestan 𐬔𐬀𐬊 (inherited)
→ Afrikaans koei (inherited)
→ Ashkun gā (inherited)
→ Baluchi گوک (inherited)
→ Bhojpuri गाय (inherited)
→ Breton bugel (mention)
→ Breton buoc'h (derived)
→ Kamkata-viri Giṣ (mention)
→ Kamkata-viri Gaviṣ (mention)
→ Catalan bou (derived)
→ Central Kurdish گا (inherited)
→ Czech hovado (mention)
→ Czech hovězí (mention)
→ Welsh buwch (derived)
→ Welsh bugail (mention)
→ Danish ko (derived)
→ German Kuh (inherited)
→ Lower Sorbian gowjedo (derived)
→ Middle Dutch coe (inherited)
→ Middle English cou (inherited)
→ Spanish güey (derived)
→ Spanish buey (derived)
→ Persian گاو (inherited)
→ Persian گوازه (derived)
→ Persian گودرز (cognate)
→ Faroese kúgv (derived)
→ French bœuf (derived)
→ French Bohême (derived)
→ West Frisian ko (inherited)
→ Irish buachaill (mention)
→ Irish bó (inherited)
→ Scottish Gaelic bò (inherited)
→ Galician bula (derived)
→ Galician busto (derived)
→ Jamtish kú (inherited)
→ Ancient Greek βουκόλος (mention)
→ Ancient Greek βοῦς (inherited)
→ Ancient Greek πρέσβυς (mention)
→ Gujarati ગાય (inherited)