Here's what rhymes with efiectivity.
inactivity passivity infectivity sensitivity emissivity impassivity objectivity subjectivity connectivity hyperactivity receptivity interactivity positivity reflexivity transitivity Words that almost rhyme with efiectivity
authenticity ethnicity duplicity synchronicity multiplicity civilly stability typically inability visibility motility sterility stupidity virginity avidity immobility cupidity miscibility chillingly equability puerility edibility limpidity tepidity arability piggishly facility liability disability humility instability sensibility willingly rigidly durability eligibility infertility iniquity suitability lucidity mimicry affability fallibility fittingly gentility ubiquity wickedly gullibility hillbilly separability wittingly audibility flaccidity insipidity lyrically piercingly serendipity atypically livability tenability torpidity gimmickry likability likeability uncivilly winningly idyllically searingly venerability principally variability credibility admittedly anonymity inevitability plausibility equanimity excitability usability culpability intrepidity readability rhythmically cyclically derisively mystically perfectibility whimsically amenability cryptically flammability fusibility incivility irascibility juridically pliability rancidity sneeringly terrifically vindictively curability frigidly ineffability navigability thrillingly bewitchingly forbiddingly immovability memorability notability risibility untypically befittingly inaudibility inimically liveability marriageability potability skittishly useability quotability stiltedly cliquishly desirability impossibility permeability profitability vulnerability accessibility exquisitely respectability unwittingly advisability artistically comparability infallibility insensibility judiciously tranquility unwillingly digestibility immutability inflexibility mutability portability prodigiously capriciously inseparability invincibility serviceability unsuitability changeability elliptically logistically officiously simplistically tractability habitability impassibility incredibility ineligibility invariability manageability provability attainability egotistically inexorability pacifically permissively egoistically apolitically insistingly specifically instinctively analytically convincingly distinctively sustainability linguistically maliciously predictability convertibility dependability stylistically unavailability descriptively maneuverability marketability submissively suggestibility unthinkingly dismissively heuristically holistically impermeability implausibility injudiciously intractability prolifically impregnability incorrigibility inflammability penetrability unstintingly horrifically reputability unblinkingly agonisingly aphoristically avariciously legalistically surrealistically domineeringly lubriciously characteristically incompatibility realistically intelligibility interoperability unreliability indispensability invulnerability unflinchingly unremittingly undesirability altruistically fatalistically idealistically inadvisability inalienability inconceivability manoeuvrability restrictively impressionability nonavailability destructibility patronymically unpredictability euphemistically interchangeability uncharacteristically impenetrability indestructibility opportunistically psychoanalytically unconvincingly patronisingly prescriptively capitalistically demonstrability incontestability moralistically reproducibility unrealistically anachronistically antagonistically biodegradability imperialistically materialistically