Where does “eichen” come from?

eichen (Middle High German) comes from Latin aequo, from Latin -o, from Proto-Italic -ōd, from Proto-Indo-European -éad.

Ancestry of “eichen”, step by step

StepLanguageWordMeaning
1LatinaequoI make equal to something else; I compare; I...
2Latin-oforms masculine agent nouns, positive and...
3Proto-Italic-ōd—
4Proto-Indo-European-éad—

Words derived from “eichen”

Every word from Proto-Indo-European -éad →Every word from Latin -o →Every word from Latin aequo →
eichen — Etymology, Origin & Word History | Etymology Explorer