Where does “fenestro” come from?
fenestro (Ido) comes from German Fenster, from Middle High German venster, from Old High German fenstar, from Proto-West Germanic *fenestr, from Latin fenestra, from Etruscan *𐌚𐌍𐌄𐌔𐌕𐌓𐌀.
fenestro (Ido): window
Ancestry of “fenestro”, step by step