Here's what rhymes with frustratum.
stratum datum substratum Words that almost rhyme with frustratum
latin platen madam satin madame fatten flatten batten happen hadn cabin haben gladden sadden madden imagine macadam tarmacadam platinum plasm random chasm fathom phantom ransom spasm tantum sachem transom bantam handsome maxim tandem magnum sanctum tantrum hansom gladsome talcum pablum cytoplasm amalgam neoplasm phantasm sphagnum protoplasm nonrandom enthusiasm memorandum iconoclasm