Words That Rhyme With "Lumpen" :
2 syllables:
bunten, bunton, campen, crampon, dampen, drunken, Duncan, gumption, hempen, pompon, sampan, shrunken, summon, sunken, Tampan, tampon, tympan, Upham
3 syllables:
accumbent, assumption, consumption, decumbent, erumpent, incumbent, presumption, procumbent, recumbent, resumption, subsumption