There are 17 words that start with 'passiv'.
| passive | passives |
| passivate | passively |
| passivism | passivist |
| passivity | passivated |
| passivates | passivisms |
| passivists | passivating |
| passivation | passiveness |
| passivities | passivations |
| passivenesses | |
Note: These 17 words that start with 'passiv' are found from the USA & Canada version of the tournament Scrabble word list.