Here's what rhymes with cetainty.
dainty Words that almost rhyme with cetainty
mangy rangy tasty pasty daily baby mainly safety plainly faintly hasty rainy saintly seine vainly weighty pastry basely daisy sedately bailey brainy chastely platy sanely zany paisley palely inanely matey saintlier pacey lady lately maybe safely navy lazy stately vaguely bravely facie gaily hazy shady shaky wavy frailty gayly innately quaintly racy shapely grainy insanely lacy precis sagely savoury stably tamely wadi cagey dazedly stagey strati opaquely spacey stagy cagy staidly rubati greatly namely crazy strangely gravely gravy clayey ungainly flaky humanely lamely regale scrapie chaplaincy gamely profanely snaky chickadee milady straightly overhasty irately mundanely chocolaty frailly majorly quaky staccati miscellany unsavoury ornately averagely crybaby unshapely archaically unsafely unstably charlady pizzicati obbligati hippopotami intestacy desolately inhumanely concavely shamefacedly ukulele saleslady cockamamie profligately magistracy barefacedly recognisably disconsolately