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