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