Here's what rhymes with tractatuum.
boom tomb doom whom room bloom womb broom loom plume zoom rheum assume costume gloom groom fume flume subsume abloom entomb resume consume perfume presume suum boxroom foredoom residuum exhume elbowroom legroom strongroom Words that almost rhyme with tractatuum
tune boon doin dune soon moon noon spoon foon baboon coon prune loon rune attune goon jejune doubloon shoon balloon cartoon hewn platoon shewn strewn opportune toluene buffoon maroon pontoon raccoon swoon typhoon bassoon dragoon tycoon croon lampoon spittoon patroon racoon afternoon immune lagoon saloon cocoon aucune harpoon impugn festoon poltroon bestrewn macaroon honeymoon monsoon forenoon inopportune importune picayune protozoon dessertspoon tablespoon spermatozoon trinitrotoluene