There are 25 7-letter words that start with 'stu'.
| stubbed | stubble | stubbly | stuccos |
| studded | studdie | student | studied |
| studier | studies | studios | stuffed |
| stuffer | stuiver | stumble | stummed |
| stumped | stumper | stunned | stunner |
| stunted | stupefy | stupids | stupors |
| stutter | |||
Note: These 25 7-letter words that start with 'stu' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with stud, stup, stum, stun, stub, stuf, stur, stuc, stul, stut, stui.
4-letter words start with 'stu' (4)