There are 13 words that start with 'grandi'.
| grandiose | grandioso |
| grandiflora | grandiosely |
| grandiosity | grandifloras |
| grandiloquent | grandioseness |
| grandiosities | grandiloquence |
| grandiloquences | grandiloquently |
| grandiosenesses | |
Note: These 13 words that start with 'grandi' are found from the USA & Canada version of the tournament Scrabble word list.