Here's what rhymes with rollability.
ability agility utility fertility volatility debility fragility possibility probability hostility mobility nobility reliability viability civility futility ductility versatility docility senility virility legibility malleability availability capability applicability feasibility irritability sociability amiability reversibility servility affordability scurrility flexibility tranquillity adaptability improbability responsibility compatibility admissibility inviolability invisibility practicability divisibility incapability negotiability susceptibility acceptability irresponsibility incorruptibility inscrutability inaccessibility impracticability indivisibility communicability imperturbability comprehensibility incomprehensibility Words that almost rhyme with rollability
trilogy rapidity billowy activity dignity affinity rigidity acidity bigotry busily relativity nativity rickety trinity turbidity villainy bigamy timothy dizzily rusticity willowy validity vicinity antiquity divinity elasticity officially publicity symmetry tyranny captivity cheerfully morbidity antipathy minutely salinity simile solidity timidity alkalinity distally epitome fixity litany prettily sublimity timidly wilfully cheerily epiphany willfully dismally frigidity guiltily tearfully wittily abysmally finicky sympathy differently initially ministry creativity proximity toxicity artificially humidity infinity visibly visually vividly asymmetry brilliancy brilliantly chivalry complicity felicity liquidity plasticity skillfully symphony unanimity fearfully fearlessly fluidity indignity negativity polygamy soliloquy blissfully declivity distantly festivity fitfully judicially ritually signally viciously placidity polyphony efficiency sufficiently deficiency electricity productivity simplicity conductivity efficiently implicitly masculinity proficiency sufficiency facsimile femininity religiously selectivity assiduously periodicity suspiciously wistfully calligraphy deliciously listlessly proclivity resiliency unofficially catholicity flippancy prolixity quizzically explicitly conspiracy specificity contingency eccentricity indifferently indignantly malignancy persistently radioactivity domesticity magnanimity predictably surreptitiously beneficially exigency hospitably invalidity invisibly stringency contingently stringently consistently consistency delinquency inherently insufficiency inefficiency intermittently superficially insensitivity insufficiently irresistibly exclusivity expeditiously insistently coherency inefficiently minstrelsy pusillanimity unpredictably inconsistency inexplicably superconductivity incoherently inconsistently immunodeficiency