Here's what rhymes with opponunity.
unity immunity community disunity autoimmunity opportunity importunity Words that almost rhyme with opponunity
lunacy mutiny ruefully euphony acuity annuity brutally usefully futurity moodily frugally futilely garrulity tenuity youthfully tunefully woozily broodily beautifully scrutiny jewelry credulity fluency suitably crucially fluently gloomily prudently ruthlessly truthfully fruitfully truancy uselessly vacuity congruity neutrally gruesomely snootily ambiguity ingenuity contiguity humanly promiscuity perspicuity stupidly fruitlessly imprudently impudently immovably unsuitably untruthfully continuity contumacy irreducibly translucency contumelies exiguity humourlessly glamourously presumably excusably inexcusably