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 *lek-

→ Latin locusta (cognate)
→ Latvian lasis (mention)
→ Latvian lasis (mention)
→ Latvian lēkt (root)
→ Latvian lēkt (mention)
→ Russian лететь (root)
→ Russian летать (root)
→ Russian лёт (root)
→ Albanian flak (root)
→ Albanian flak (derived)
→ Ukrainian летіти (root)