Where does “epiphytous” come from?

epiphytous (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 “epiphytous”, step by step

epiphytous 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 epiphyte

StepLanguageWordMeaning
1EnglishepiphyteA plant that grows on another, using it for...
2Ancient Greekἐπιφύτονone that grows upon another plant
3Ancient Greekἐπίas well, besides; For usage in composition, see...
4Ancient GreekἩμέρα
5Ancient Greekἦμαρday; by day; midday
6Proto-Hellenicā́mərday
7Proto-Indo-Europeanh₂eh₃mr̥heat
8Proto-Indo-Europeanh₂eh₃-to be hot; to burn
Every word from Proto-Indo-European h₂él-Every word from Proto-Indo-European h₂eltósEvery word from Proto-Germanic aldaz