Here's what rhymes with permisable.
double bubble rubble stubble publ trouble damnable friable redouble playable vocable unplayable flyable vincible beatable unloveable addable dirigible nonviable attachable unnameable unlikable acquirable tamable conformable imperishable uncharitable unbridgeable filtrable containable ignitable dividable imperturbable translatable unarguable compoundable indissoluble exploitable transmutable untranslatable indemonstrable Words that almost rhyme with permisable
subtle shuttle suppl supple huddle fuddle couple muddle puddle scuttle tuple cuddle cudgel rappel decouple uncouple befuddle rebuttal thermocouple oversubtle 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 unbuckle jugful tumbrel mugful kerfuffle autumnal colourful crustal nuptial bestowal lustful crumple trundle duodecimal cupsful pinocle triumphal prefrontal antifungal conformal peduncle trustful prenuptial suboptimal carbuncle mistrustful heptagonal disgruntle subcortical distrustful granduncle