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