Here's what rhymes with istintive.
Words that almost rhyme with istintive
binges fringes hinges impinges finches tinges sphinges whinges infringes twinges cringes chaffinches singes larynges wimpish blimpish pharynges unhinges addictive fictive distinctive instinctive resistive vindictive derisive missive inflictive descriptive predictive restrictive permissive submissive dismissive partitive constrictive nonaddictive prescriptive nonrestrictive precognitive