Where does “cinderous” come from?

cinderous (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.

cinderous (English): Relating to or composed of cinders; cindery

Definitions

  1. Relating to or composed of cinders; cindery

Ancestry of “cinderous”, step by step

cinderous 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 cinder

StepLanguageWordMeaning
1EnglishcinderPartially or mostly burnt material that results...
2Middle Englishcinder
3Old Englishsindercinder, ashes; dross, scoria, slag
4Proto-Germanic*sindr
5Proto-Germanicsindrądross, cinder, slag
6Proto-Indo-Europeansendʰro-coagulating fluid, liquid slag, scale, cinder;...
Every word from Proto-Indo-European h₂él-Every word from Proto-Indo-European h₂eltósEvery word from Proto-Germanic aldaz