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 *menk-

→ English ming (derived)
→ English mank (mention)
→ English мягкий знак (derived(en/ru))
→ Old English gemang (derived)
→ Latvian menca (mention)
→ Latvian mīksts (derived)
→ Polish miękki (mention)
→ Russian мягкий (mention)
→ Russian мягкий знак (root)