Here's what rhymes with periphragm.
lamb ram lam tram dram yam pram dam damn gram jam cam ham sham clam nam slam tam cram gramme jamb wham glam flambe exam swam epigram scam spam buckram doorjamb scram diagram diaphragm telegram histogram kilogram milligram anagram cablegram cofferdam ideogram pentagram grandam centigram diazepam hologram monogram quondam mammogram radiogram sonogram kissogram parallelogram hexagram cardiogram electrocardiogram electroencephalogram Words that almost rhyme with periphragm
plan ran rang yang bran lang langue lan prang can than man van hang ban clan fan gang pan sang sprang tan bang dan shan slang gran kan kann nan pang san tang chang clang dann fang gan dang flan outran began scan span harangue divan rattan cyan japan saran rehang sedan journeyman middleman overran boomerang turbofan shebang whizzbang caravan fisherman overhang assemblyman bogeyman minivan weatherman paperhanger boogeyman minuteman catamaran handyman nurseryman serviceman anchorman radioman counterman orangutang businessman newspaperman pleonasm