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