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