There are 16 words that start with 'frot'.
| froth | froths | frothy |
| frothed | frother | frothers |
| frothier | frothily | frothing |
| frottage | frotteur | frothiest |
| frottages | frotteurs | frothiness |
| frothinesses | ||
Note: These 16 words that start with 'frot' are found from the USA & Canada version of the tournament Scrabble word list.