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