There are 10 words that start with 'vulv'.
| vulva | vulvae | 
| vulval | vulvar | 
| vulvas | vulvate | 
| vulvitis | vulviform | 
| vulvitises | vulvovaginitis | 
Note: These 10 words that start with 'vulv' are found from the USA & Canada version of the tournament Scrabble word list.