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