Here's what rhymes with inexpensiveness.
pensiveness extensiveness expensiveness defensiveness offensiveness intensiveness inoffensiveness apprehensiveness comprehensiveness Words that almost rhyme with inexpensiveness
tenseness denseness attentiveness aggressiveness expressiveness possessiveness oppressiveness restiveness inattentiveness retentiveness obsessiveness scarceness festiveness effectiveness inventiveness penitence ineffectiveness impressiveness suggestiveness defectiveness perceptiveness contentedness deceptiveness objectiveness repressiveness connectedness progressiveness protectiveness receptiveness unexpectedness caribous residence reticence headmistress celibates hesitance residents collectivists fetishists disconnectedness embellishments counterintelligence