Here's what rhymes with unfindable.
double bubble publ trouble rubble stubble playable addable dirigible redouble filtrable ignitable unplayable vincible beatable tamable damnable friable uncharitable unbridgeable attachable unnameable vocable unlikable acquirable compoundable flyable dividable conformable imperishable imperturbable translatable nonviable containable unloveable indissoluble exploitable unarguable transmutable untranslatable indemonstrable Words that almost rhyme with unfindable
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 subtile fumble mumble pustule suckle caecal runnel truffle bungle guzzle nuzzle truckle gunnel unbuckle gumball jugful tumbrel struggle fungal autumnal crumble bestowal grumble scuffle smuggle phrasal snaffle snuggle trundle lungful rumple snuffle mugful pinocle frontal triumphal colourful crustal nuptial honeysuckle lustful peduncle trustful crumple reshuffle nonvocal heptagonal kerfuffle cupsful antifungal conformal suboptimal carbuncle prenuptial granduncle prefrontal subcortical distrustful mistrustful duodecimal disgruntle