Etymology
1. Etymology tree
2. Proto-Indo-European *dwóh₁
3. Proto-Indo-European *dwi-
4. Proto-Indo-European *dʰeh₁-
5. Proto-Indo-European *h₁weydʰh₁-
6. Proto-Indo-European *-us
7. Proto-Indo-European *(h₁)wéydʰ(h₁)us
8. Proto-Germanic *widuz
9. Proto-West Germanic *widu
10. Old English widu
11. Old English wudu
12. Middle English wode
13. English wood
14. From Middle English wode, from Old English wudu, widu (“wood, forest, grove; tree; timber”), from Proto-West Germanic *widu, from Proto-Germanic *widuz (“wood”), from Proto-Indo-European *h₁weydʰh₁- (“to separate”). The spelling developed as it did in wool.
15. Cognate with Dutch wede (“wood, twig”), Middle High German wite (“wood”), Danish, Norwegian Bokmål, Norwegian Nynorsk, and Swedish ved (“wood”), Elfdalian wið (“wood, timber”), Faroese and Icelandic viður (“wood”), Norwegian Nynorsk ved (“wood, firewood”), vid (“wide, broad”). Further cognates include Irish fiodh (“a wood, tree”), Irish fid (“tree”) and Welsh gwŷdd (“trees”), from Proto-Celtic *widus (“wood”). Unrelated to Dutch woud (“forest”), German Wald (“forest”) (see English wold). See: Middle English '
wode'.