Here's what rhymes with nishable.
double bubble rubble stubble publ trouble friable redouble playable vocable flyable vincible beatable addable dirigible nonviable unplayable acquirable tamable unloveable damnable attachable filtrable unnameable ignitable unlikable dividable conformable imperishable uncharitable unbridgeable containable imperturbable indissoluble exploitable unarguable compoundable translatable untranslatable indemonstrable transmutable Words that almost rhyme with nishable
subtle shuttle suppl supple huddle fuddle couple muddle puddle scuttle tuple cuddle cudgel rappel decouple befuddle rebuttal uncouple oversubtle thermocouple humble funnel shovel shuffle hovel hustle subtile fumble suckle muscle tunnel puzzle bustle fungal muzzle tumble buckle chuckle jumble rumble rustle stumble tional knuckle muffle mussel ruffle scuffle smuggle juggle mumble phrasal tussle bumble caecal reshuffle runnel snaffle snuggle guzzle nuzzle pummel duckbill gunnel snuffle tamale tousle gumball tubful struggle bundle frontal jungle crumble ductile ductal grumble honeysuckle pustule truffle bungle truckle lungful nonvocal rumple jugful tumbrel mugful kerfuffle autumnal colourful crustal nuptial bestowal lustful crumple trundle unbuckle cupsful pinocle triumphal prefrontal antifungal conformal peduncle trustful prenuptial suboptimal carbuncle mistrustful duodecimal heptagonal disgruntle subcortical distrustful granduncle