Words That Rhyme With "Mum" :
1 syllable:
bum, chum, clum, come, crum, crumb, cum, drum, dum, dumb, from, frum, glum, grum, gum, hum, lum, lumb, numb, plum, plumb, rhumb, rum, scrum, scum, slum, some, strum, stum, sum, swum, thrum, thumb, tum, um, yum
2 syllables:
become, begum, benumb, degum, succumb, therefrom, ungum, wherefrom