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 *sekʷ-

→ English second (root)
→ English second (derived)
→ English say (mention)
→ English say (root)
→ English sect (root)
→ English see (root)
→ English see (derived)
→ English dissociative (root)
→ English saw (root)
→ English saw (mention)
→ English inconsequential (root)
→ English suit (root)
→ English sequence (root)
→ English execute (root)
→ English sequel (root)
→ English segue (root)
→ English associative (root)
→ English signal (root)
→ English non sequitur (root)
→ English ensign (root)
→ English execution (root)
→ English executioner (root)
→ English executor (root)
→ English sue (root)
→ English electrocutioner (root)
→ English electrocution (root)
→ English sign (root)
→ English obsequious (root)
→ English society (root)
→ English et seq. (root)
→ English consequence (root)
→ English designation (root)
→ English dissociation (root)
→ English sequential (root)
→ English suite (root)
→ English sequester (root)
→ English sequester (derived)
→ English pursue (root)
→ English social (root)
→ English associate (root)
→ Afrikaans sê (derived)
→ Afrikaans sien (inherited)
→ Old English seon (root)
→ Old English secg (derived)
→ Old English secgan (inherited)
→ Breton hep (derived)
→ Catalan seguir (derived)
→ Catalan executar (derived)
→ Cebuano sikan (derived)
→ Welsh heb (root)
→ Welsh heb (derived)
→ Welsh ateb (root)
→ Welsh ateb (derived)
→ Welsh cosb (derived)
→ Danish se (derived)
→ German soon (derived(de/bar))
→ German sagen (derived)
→ Middle English seen (root)
→ Middle English suen (mention)
→ Spanish seguir (derived)
→ Spanish siguiente (derived)
→ Persian از (derived)
→ Finnish hokea (derived)
→ Faroese siga (derived)
→ Faroese síggja (derived)
→ Faroese seggur (root)
→ Faroese seggur (derived)
→ West Frisian sjen (derived)
→ Irish seach (derived)
→ Irish scéal (root)
→ Irish scéal (derived)
→ Irish leithscéal (root)
→ Irish leithscéalach (root)
→ Irish scéalaí (root)
→ Irish príomhsheicheamh (root)
→ Irish seicheamh (root)
→ Irish soiscéal (root)
→ Irish fo-scéal (root)
→ Irish fosheicheamh (root)
→ Irish soiscéalaigh (root)