Perpetuity rhymes with:
discontinuity, gratuity, incongruity, accessibility, accountability, adversity, advisability, aggressivity, amity, anonymity, asperity, austerity, authenticity, banality, believability, bestiality, cassetty, cassity, causality, celebrity, centrality, charity, christianity, collectibility, collegiality, comity, commitee, comparability, conditionality, connectivity, constitutionality, conticommodity, convertibility, credibility, criminality, crumitie, culpability, cupidity, cyclicality, darity, daughety, deniability, dependability, desirability, disability, discontinuity, dority, duplicity, durability, eligibility, enforceability, equanimity, ethnicity, eventuality, expressivity, facility, fallibility, favorability, fecundity, flammability, functionality, garity, garrity, gentility, gerety, gerrity, gratuity, gullibility, hannity, harrity, heterosexuality, humanity, humility, hyperactivity, hypersensitivity, illegality, illiquidity, immaturity, immobility, immorality, immortality, impartiality, impossibility, impunity, inability, inactivity, incivility, incompatibility, incongruity, incredulity, indestructibility, individuality, inevitability, infallibility, inferiority, infertility, infidelity, infiniti, infirmity, inflexibility, informality, iniquity, insecurity, instability, instrumentality, insularity, interactivity, invincibility, invulnerability, levity, liability, lividity, lucidity, maneuverability, marketability, materiality, maternity, mendacity, miscibility, motility, multiplicity, mutuality, nicety, nonutility, nudity, objectivity, obscenity, originality, oversensitivity, passivity, paternity, permeability, personality, plausibility, plurality, pomposity, portability, predictability, principality, profitability, propensity, proportionality, punctuality, rancidity, rationality, readability, receptivity, reciprocity, reflexivity, respectability, retroactivity, sanctity, scarcity, seasonality, seniority, sensibility, sensitivity, sentimentality, serendipity, severity, speciality, stability, steketee, sterility, stupidity, subjectivity, suitability, superiority, supermajority, survivability, sustainability, synchronicity, taxability, technicality, tenacity, tranquility, transferability, ubiquity, ugity, unavailability, unbreakability, unpopularity, unpredictability, unprofitability, unreliability, variability, varity, varsity, venality, veracity, virginity, virtuosity, visibility, vulgarity, vulnerability, yosemite
Perpetuity sounds like:
parapet, parfait, parfitt, perfetti, perfetto, perfidy, perpetua, perpetuate, perpetuated, pervade, pervaded, powerboat, pravda, prepaid, prepped, prevatt, prevatte, prevette, previewed, previte, previti, private, private-eye, privett, privette, privott, probate, probed, probity, profeta, proffit, proffitt, profit, profited, profitt, prohibit, prohibited, proofed, prophet, propped, proved, provide, provided, provote, purified, purveyed