Here's what rhymes with stealthiest.
wealthiest Words that almost rhyme with stealthiest
deadliest pettiest airiest lengthiest smelliest edgiest peppiest peskiest testiest tetchiest teariest chariot heaviest veriest homeliest scariest emptiest sketchiest wariest hairiest fleshiest heftiest dressiest fleshliest sweatiest stretchiest preppiest zestiest leggiest variant prescient friendliest recreant lariat sexiest cheviot comeliest cleanliest cerement invariant unfriendliest uncleanliest secretariat proletariat commissariat