köken: From Middle High German fūlnis, vūlnis, fūlnisse, vūlnisse, from Old High German fūlnussī, from Proto-West Germanic *fūlnassī. Equivalent to Faul + -nis. Compare English foulness and Dutch vuilnis (“rubbish; garbage; trash”).
rot, rottenness (any of several diseases in which breakdown of plant tissue occurs) · sleaze (low moral standards) · decomposition, putrefaction (biological process)
From Old Galician-Portuguese podredũe (15th century), from Medieval Latin putretudine: synchronically podre (“rotten”) + -dume. Cognate with Portuguese podridão and Spanish podredumbre.