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