There are 14 words that start with 'illust'.
| illustrate | illustrated |
| illustrates | illustrator |
| illustrious | illustrating |
| illustration | illustrative |
| illustrators | illustrations |
| illustriously | illustrational |
| illustratively | illustriousness |
Note: These 14 words that start with 'illust' are found from the USA & Canada version of the tournament Scrabble word list.