There are 17 words that start with 'gues'.
| guess | guest |
| guests | guessed |
| guesser | guesses |
| guested | guessers |
| guessing | guesting |
| guessable | guesswork |
| guessworks | guesstimate |
| guesstimated | guesstimates |
| guesstimating | |
Note: These 17 words that start with 'gues' are found from the USA & Canada version of the tournament Scrabble word list.