Where does “copperous” come from?

copperous (English) comes from English ous, from English ou, from Afrikaans ou, from Dutch oud, from Middle Dutch out, from Old Dutch ald, from Proto-West Germanic ald, from Proto-Germanic aldaz — to grow, nourish.

Ancestry of “copperous”, step by step

copperous traces back through two separate lines of ancestry.

via English ous

StepLanguageWordMeaning
1Englishousplural of ou
2EnglishouA probably extinct species of Hawaiian...
3AfrikaansouAn old fellow, guy, bloke; attributive form of...
4Dutchoudold
5Middle Dutchoutold
6Old Dutchald
7Proto-West Germanicaldold
8Proto-Germanicaldazold, grown up
9Proto-Indo-Europeanh₂eltós
10Proto-Indo-Europeanh₂él-to grow, nourish

via English copper

StepLanguageWordMeaning
1EnglishcopperA reddish-brown, malleable, ductile metallic...
2EnglishcopTo capture or arrest someone
3Middle Englishcopsummit; top, tip, topmost part; top of the head,...
4Old Englishcop
5Proto-West Germanic*koppvessel, container, bowl
6Proto-Germanickuppazround object; orb; vessel; container; bowl;...
7Proto-Indo-Europeangup-round object, knoll
8Proto-Indo-Europeangew-to bend, curve, arch, buckle; to bend, to curve;...
Every word from Proto-Indo-European h₂él-