Here's what rhymes with formosanum.
Words that almost rhyme with formosanum
cannon canon famine salmon mammon gammon reexamine gravamen handsome fathom phantom hansom sachem random chasm datum madam ransom spasm tandem madame magnum tantum bantam sphagnum maxim platinum stratum plasm sanctum tantrum macadam transom talcum pablum memorandum amalgam nonrandom phantasm gladsome tarmacadam enthusiasm neoplasm cytoplasm substratum protoplasm iconoclasm