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