Old High German eihhorno

← Old English ācweorna (cognate)

← Proto-Germanic *aikwernô (inherited)

← Proto-West Germanic *aikwernō (inherited)

← Old Norse íkorni (cognate)

← Old Saxon ēkhorn (cognate)

→ German Eichhörnchen (derived)

→ Middle English acquerne (mention)

→ Alemannic German Eichhore (inherited)

→ Luxembourgish Kaweechelchen (derived)

→ Latvian vāvere (mention)

→ Old Norse íkorni (cognate)