Familiarity rhymes with:
unfamiliarity, unfamiliarity, unfamiliarity, unfamiliarity, unfamiliarity, unfamiliarity, celerity, clarity, dexterity, disparity, geraghty, hilarity, irregularity, parity, peculiarity, polarity, popularity, posterity, prosperity, rarity, regularity, similarity, sincerity, solidarity, temerity, unfamiliarity, verity