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