Here's what rhymes with additioin.
shown zone phone shone sown sewn disown hone known stone bone thrown tone loan throne cone flown lone mon moan roan bemoan dethrone scone payphone resown alone grown telephone blown prone clone groan atone drone peptone crone outshone cicerone ingrown intone unbeknown resewn unknown acetone postpone wellknown cyclone methadone outgrown baritone undertone anemone chaperone cologne megaphone overtone breastbone foreknown enthrone underdone hipbone freephone entryphone spumone overgrown overthrown cortisone silicone condone trombone homegrown overblown pheromone semitone anticyclone hydrophone xylophone homophone overflown radiophone regrown vibraphone videophone flyblown sousaphone microphone progesterone aldosterone gramophone monotone saxophone anglophone cobblestone collarbone herringbone windblown steppingstone cornerstone testosterone francophone standalone anklebone microloan hydrocortisone radiotelephone Words that almost rhyme with additioin
home foam fome phloem comb dome loam roam tome gnome chrome meerschaum shalom ribosome coulomb whilom backcomb aerodrome honeycomb polychrome coxcomb catacomb chromosome cytochrome hippodrome velodrome monochrome