Here's what rhymes with optabant.
Words that almost rhyme with optabant
opulent opposite continent ornament armament argument dominant parliament complement consonant obstinate populist botanist cognizant organist oxalate corpulent oftenest somnolent arsonist rottenest prominent communist consequent novelist commonest consummate nominate consulate protestant rearmament formalist incontinent condiment congregant augustest fortunate fraudulent disarmament proximate apportionment columnist monopolist approximate coordinate predominant biologist geologist apologist zoologist urologist ethologist gemologist uncommonest unfortunate proportionate psychologist bicarbonate pathologist neurologist extortionate reapportionment ideologist anthologist contortionist violoncellist gemmologist gynaecologist phrenologist cosmologist seismologist graphologist entomologist gynecologist embryologist futurologist escapologist anthropologist musicologist bacteriologist parapsychologist anesthesiologist endocrinologist anaesthesiologist