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 *tekʷ-

→ English tern (root)
→ English tern (derived)
→ English thew (derived)
→ English thew (derived)
→ English dirndl (root)
→ Czech téct (derived)
→ Czech útěk (derived)
→ Old Church Slavonic тещи (derived)
→ Persian تک (derived)
→ Persian تکیدن (derived)
→ Persian تاختن (inherited)
→ Persian تخش (derived)
→ Proto-Norse ᚦᛖᚹᚨᛉ (derived)
→ Indonesian dinas (derived)
→ Latin taxus (derived)
→ Latin Ticinus (mention)
→ Lithuanian tekėti (derived)
→ Latvian tecēt (mention)
→ Latvian čakls (mention)
→ Norwegian Nynorsk tjå (root)
→ Norwegian Nynorsk tjå (mention)
→ Old Norse þjónusta (root)
→ Old Norse þjóna (root)
→ Old Norse þjá (root)
→ Old Norse þjá (derived)
→ Old Norse þerna (root)
→ Old Norse þerna (derived)
→ Old Norse þján (root)
→ Old Norse þéna (root)
→ Old Norse þéna (derived)
→ Old Norse þjónkan (root)
→ Old Norse þjónan (root)
→ Old Norse þénari (root)
→ Old Norse þénasta (root)
→ Old Norse þjónosta (root)
→ Old Norse þjónasta (root)
→ Old Norse þý (root)
→ Polish ciec (derived)
→ Russian ток (root)
→ Russian течь (root)
→ Russian течь (inherited)
→ Old Irish teichid (root)
→ Old Irish teichid (derived)
→ Serbo-Croatian teći (derived)
→ Serbo-Croatian тећи (derived)