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