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 *(s)tew-

→ English stop (mention)
→ English obtuse (mention)
→ English stub (derived)
→ English stupid (derived)
→ English stot (mention)
→ English gelbstoff (derived)
→ Asturian tos (mention)
→ Catalan tos (mention)
→ Welsh Toletum (derived(cy/la))
→ Spanish tos (mention)
→ Spanish tundir (mention)
→ French Toulon (derived)
→ French toux (mention)
→ Friulian tos (mention)
→ Irish toll (derived)
→ Galician tol (derived)
→ Galician atolar (derived)
→ Galician atol (derived)
→ Galician tola (derived)
→ Italian tosse (mention)
→ Latin stupeo (mention)
→ Latin studeo (mention)
→ Latin tundo (mention)
→ Latin titubo (mention)
→ Latin tussis (mention)
→ Latin tudes (mention)
→ Norwegian Bokmål Stockholm (mention)
→ Portuguese atolar (derived)
→ Portuguese tosse (mention)
→ Romanian tuse (mention)
→ Russian стук (mention)