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