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