There are 16 words that end with 'atus'.
| vatus | hiatus | meatus |
| flatus | status | conatus |
| stratus | afflatus | mammatus |
| apparatus | literatus | saleratus |
| peripatus | altostratus | cirrostratus |
| nimbostratus | ||
Note: These 16 words that end with 'atus' are found from the USA & Canada version of the tournament Scrabble word list.