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