Here's what rhymes with diphteroid.
avoid void annoyed deployed steroid toyed decoyed joyed employed destroyed enjoyed devoid choroid asteroid ethmoid adenoid cloyed paranoid overjoyed sigmoid arachnoid glenoid redeployed hemorrhoid haemorrhoid unemployed rheumatoid amyloid solenoid alkaloid celluloid sphenoid cuboid convoyed reemployed carcinoid anthropoid underemployed mongoloid schadenfreude humanoid subarachnoid Words that almost rhyme with diphteroid
droit deutsche soit avoit adroit quoit introit maladroit joined boiled coined coiled poised soiled foiled toiled adjoined broiled purloined noised roiled moiled spoiled enjoined embroiled despoiled uncoiled rejoined conjoined recoiled subjoined unspoiled charbroiled reconnoitred