Inflections of natatorium [n.]
| sing. | natatorium | 
| plur. | natatoria or natatoriums | 
Words with the same pattern :
cambium purdonium sanitarium quadrennium gross premium solatium uintatherium preilium veretillum filopodium equisetum sulfur bacterium dentalium memorandum tegmentum oogonium total premium medium satellitium baculum ... (226 mots)