Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Proto-Germanic *sarwą

→ Old English searu (inherited)
→ Old English sierwan (mention)
→ Old High German saro (inherited)
→ Gothic 𐍃𐌰𐍂𐍅𐌰 (inherited)
→ Ancient Greek ὅρμος (cognate)