mutterer

n person who mutters 喃喃低语者.

mustiness, musty, mutability, mutable, mutant, mutate, mutation, mutatis mutandis, mute, muted, mutely, muteness, mutilate, mutilation, mutineer, mutinous, mutinously, mutiny, mutt, mutter, muttering, mutton, mutton-head, mutual, mutual funds, mutual insurance, mutually, Muzak, muzzily, muzziness, muzzle, muzzle velocity, muzzy, MV, MW, my, my God, mycology, myelitis, mynah (also myna, mina),