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