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