"faulen" in English faulen {v.i.} to addle faulen to rot Detailed translations for "faulen" faulen{intransitive verb} faulen(also: verderben) to addle faulen faulen(also: modern, verwesen, verfaulen, vermodern) to rot Dann fangen deine Zähne an zu faulen und dein Atem riecht nach Gumbo. Source: opensubtitles.org Corpus by OPUS Request review 'Cause if you don't, your teeth is going to rot and your breath's going to start smelling like