There are 13 words that start with 'troph'.
| trophy | trophic |
| trophied | trophies |
| trophying | trophically |
| trophoblast | trophozoite |
| trophallaxes | trophallaxis |
| trophoblasts | trophozoites |
| trophoblastic | |
Note: These 13 words that start with 'troph' are found from the USA & Canada version of the tournament Scrabble word list.