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