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