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 *leyǵ-

→ English league (root)
→ English liaison (root)
→ English liaison (derived)
→ English legato (root)
→ English obligation (root)
→ English obligation (derived)
→ English lien (root)
→ English leech (derived)
→ English rely (root)
→ English obligatory (root)
→ English oblige (root)
→ English ligament (root)
→ English sacrilege (mention)
→ English liaise (derived)
→ English ligate (root)
→ English ligature (root)
→ English ligation (root)
→ English colligate (root)
→ English religate (root)
→ Catalan lligar (derived)
→ Danish lig (mention)
→ Spanish ligar (derived)
→ French lier (derived)
→ Italian legare (root)
→ Italian legare (derived)
→ Latin ligo (root)
→ Latin ligo (derived)
→ Portuguese liga (derived)
→ Portuguese ligar (derived)
→ Portuguese desligar (derived)
→ Romanian lega (derived)
→ Albanian lidh (inherited)
→ Swedish liga (root)
→ Swedish liga (derived)