There are 15 words that start with 'phanta'.
| phantasm | phantast | 
| phantasy | phantasma | 
| phantasms | phantasts | 
| phantasied | phantasies | 
| phantasmal | phantasmic | 
| phantasmata | phantasying | 
| phantasmagoria | phantasmagoric | 
| phantasmagorias | |
Note: These 15 words that start with 'phanta' are found from the USA & Canada version of the tournament Scrabble word list.