Here's what rhymes with characean.
Words that almost rhyme with characean
rosin caution blossom cation soften possum libation opossum precaution herniation calumniation microcosm macrocosm rotten robin logon lawman common foreign cotton fallen gotten pollen toxin broaden parson trodden sodden bobbin godson warren yachtsman coarsen tauten ramekin portion carbon fortune garden margin sovereign bargain pardon foreman horsemen jargon shorten shotgun torsion wanton warden carton darken dolphin foremen harden hearken horseman sharpen watchman carmine cordon barman marten tartan hearten marlin martin tarpon corpsman harken barmen bonbon gorgon sporran cardamon conman yardman yardmen rontgen doctrine forgotten adoption abortion uncommon exhaustion befallen cauldron apportion caldron marksman spartan bondman bondmen toboggan bargeman smarten resharpen proportion squadron resorption extortion sportsman concoction downtrodden bondsman contortion longshoreman motorman motormen muskoxen reapportion foreshorten absorption distortion misfortune infarction kindergarten antitoxin dishearten unforgotten misbegotten hydrocarbon disproportion radiocarbon fluorocarbon antiabortion prekindergarten