moustache
mous.tache \'m*s-.tash, (.)m*s-'\ n [MF, fr. OIt mustaccio, fr. MGk moustaki, dim. of Gk mystak-,] mystax upper lip, moustache 1: the hair growing on the human upper lip 2: hair or bristles about the mouth of a mammal
Webster's English Dictionarymous.tache \'m*s-.tash, (.)m*s-'\ n [MF, fr. OIt mustaccio, fr. MGk moustaki, dim. of Gk mystak-,] mystax upper lip, moustache 1: the hair growing on the human upper lip 2: hair or bristles about the mouth of a mammal