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)kel-

→ English shale (mention)
→ English helter-skelter (derived)
→ English skelly (derived)
→ English askile (derived)
→ Old English healh (mention)
→ German schielen (derived)
→ German scheel (derived)
→ Persian شلوار (derived)
→ Persian شل (inherited)
→ Ancient Greek κῶλον (derived)
→ Ancient Greek колено (derived(grc/ru))
→ Ancient Greek σκέλος (mention)
→ Ancient Greek σκώληξ (derived)
→ Ancient Greek σκαληνός (derived)
→ Ancient Greek σκολιός (derived)
→ Ancient Greek κυλλός (mention)
→ Ancient Greek κυλίνδω (derived)
→ Hindi सलवार (derived)
→ Italian scelo (mention)
→ Latin calx (mention)
→ Latin scelus (mention)
→ Latin calcar (derived)
→ Latvian klaips (inherited)
→ Mòcheno helb (root)
→ Mazanderani اشکل (derived)
→ Dutch scheel (derived)
→ Proto-Slavic klanas (derived(sla-pro/lt))
→ Albanian hall (derived)
→ Albanian çalë (derived)
→ Albanian shkal (derived)
→ Old Armenian խուլ (derived)