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

→ English product (root)
→ English abduce (root)
→ English abduct (root)
→ English abduction (root)
→ English duct (root)
→ English touch (root)
→ English touch (derived)
→ English conductor (root)
→ English ducat (root)
→ English duke (root)
→ English duchess (root)
→ English duchy (root)
→ English deduce (root)
→ English deduce (derived)
→ English education (root)
→ English tie (root)
→ English tie (derived)
→ English tie (root)
→ English tie (derived)
→ English tow (root)
→ English tow (derived)
→ English adduct (root)
→ English reduce (root)
→ English inductor (root)
→ English adduction (root)
→ English ducal (root)
→ English toy (root)
→ English toy (derived)
→ English deduct (root)
→ English team (root)
→ English team (derived)
→ English doge (root)
→ English induct (root)
→ English teem (root)
→ English douche (root)
→ English introduction (root)
→ English adduce (root)
→ English aqueduct (root)
→ English redux (root)
→ English seduce (root)
→ Old English team (root)
→ Old English teon (root)
→ Old English togian (root)
→ Old English tucian (root)
→ Old English tucian (derived)
→ Old English teag (root)
→ Old English teag (derived)
→ Old English tyge (derived)
→ Old English tieman (root)
→ Catalan dur (mention)
→ Catalan seducció (root)
→ Cebuano edukasyon (root)
→ Welsh dwyn (inherited)
→ Danish tog (root)
→ Danish tov (root)
→ German Zug (derived)
→ German Team (root)
→ German ziehen (root)
→ German ziehen (derived)
→ German Zaum (root)
→ German zucken (root)
→ German zucken (mention)
→ German Zügel (root)
→ German Zügel (derived)
→ German Zucht (derived)
→ Middle Dutch tien (root)
→ Middle English ten (derived)
→ Middle English temen (root)
→ Middle English touchen (derived)
→ Esperanto akvedukto (root)
→ Esperanto konduktoro (root)
→ Faroese tog (root)
→ Faroese toyggja (root)
→ French duc (derived)
→ West Frisian team (root)
→ West Frisian tsjen (root)
→ West Frisian tsjen (derived)
→ Irish ducht (root)
→ Middle High German ziehen (root)
→ Westrobothnian tag (root)