Here's what rhymes with downsunken.
sunken shrunken drunken Words that almost rhyme with downsunken
bunkum buncombe function fuckin sudden junction suction summon sullen sultan kuchen someone button cousin dozen dysfunction injunction mutton tungsten malfunction muslin avulsion irruption yeomen gulden muffin coven dudgeon toughen mullion piton roughen scullion scutcheon nubbin dubbin assumption conjunction corruption induction eruption dungeon emulsion luncheon seduction convulsion disjunction revulsion compunction exciton globin huntsman bludgeon escutcheon glutton gunman impulsion gumption unbutton bunion dustpan lumpen dustman stuntman biathlon production discussion consumption instruction reduction combustion conduction deduction presumption compulsion disruption expulsion interruption abduction percussion repulsion resumption androgen concussion perdition propulsion transduction subduction decagon grunion construction destruction obstruction semicolon liposuction caparison bellybutton introduction reproduction deconstruction repercussion ragamuffin reconstruction overproduction reintroduction misconstruction underproduction