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