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