Here's what rhymes with efiicacy.
Words that almost rhyme with efiicacy
secrecy piquancy cheekily sneakily frequency deity speedily decency regency zealously serenely sleepily peony speciously creakily wheezily squeakily sleazily legally obesity peacefully ceaselessly fealty greedily grievously needlessly peaceably uneasily unequally aridity dreamily gleefully ideality leniency realty facetiously genially heedlessly naivety seamlessly drearily reapply regally breezily feasibly speechlessly greasily heedfully needfully piquantly sleeplessly creepily queasily coequally creamily frequently recently illegally supremely decently unevenly indecency unspeakably infrequency egregiously obscenely dubiety phonemically covetously anemically agreeably appreciably ingeniously benignity leniently deceitfully irredeemably believably infrequently conceivably historicity unfrequently coherently crystallinity disagreeably indecently congenially heterogeneously conceitedly inappreciably unrelievedly homogeneity spontaneity irretrievably unbelievably inconceivably centripetally indefeasibly conveniently heterogeneity simultaneity inconveniently contemporaneity