Here's what rhymes with twittish.
skittish Words that almost rhyme with twittish
twitches kiddish niches pitches bitches hitches tipis litchis stitches arteritis rhinitis glitches partitive snitches enriches retinitis solidus reneges unhitches liquidise pneumonitis tendinitis montages tendonitis peritonitis precognitive decolletages sonsofbitches finish impish priggish swinish biggish piggish peckish sickish wimpish diminish english pinkish tigerish blimpish refinish cliquish distinguish relinquish extinguish