There are 13 words that start with 'jas'.
| jasmin | jasper | jassid |
| jasmine | jasmins | jaspers |
| jaspery | jassids | jasmines |
| jaspilite | jasperware | jaspilites |
| jasperwares | ||
Note: These 13 words that start with 'jas' are found from the USA & Canada version of the tournament Scrabble word list.