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

→ English eat (inherited)
→ English etch (mention)
→ English fret (mention)
→ English ovest (derived)
→ English fress (mention)
→ Old English etan (inherited)
→ Cimbrian èzzan (inherited)
→ Cimbrian èssan (inherited)
→ Danish fråse (affix)
→ Danish æde (derived)
→ Danish ætse (mention)
→ German essen (inherited)
→ Finnish etana (cognate)
→ Faroese eta (derived)
→ North Frisian iit (inherited)
→ West Frisian ite (inherited)
→ Westrobothnian ita (inherited)
→ Westrobothnian åt (mention)
→ Westrobothnian jäta (inherited)
→ Old Swedish æta (inherited)
→ Gothic 𐌹𐍄𐌰𐌽 (inherited)
→ Gothic 𐍆𐍂𐌰𐌰𐍄𐌾𐌰𐌽 (mention)
→ Alemannic German essen (inherited)
→ Alemannic German asse (inherited)
→ Alemannic German ässä (inherited)
→ Alemannic German assu (inherited)
→ Alemannic German ässe (inherited)
→ Hunsrik esse (inherited)
→ Icelandic eta (derived)
→ Icelandic éta (derived)
→ Luxembourgish iessen (inherited)
→ Mòcheno èssn (inherited(mhn/bar))
→ Mòcheno èssn (inherited)
→ Mòcheno essn (inherited(mhn/bar))
→ Norwegian Bokmål ete (derived)
→ Dutch eten (inherited)
→ Dutch etsen (mention)
→ Norwegian Nynorsk eta (inherited)
→ Old Norse eta (inherited)
→ Old Norse etja (mention)
→ Old Dutch etan (inherited)
→ Old Saxon etan (inherited)
→ Elfdalian jätå (derived)
→ Saterland Frisian iete (inherited)
→ Swedish äta (inherited)