There are 14 words that start with 'occup'.
| occupy | occupant | 
| occupied | occupier | 
| occupies | occupancy | 
| occupants | occupiers | 
| occupying | occupation | 
| occupancies | occupations | 
| occupational | occupationally | 
Note: These 14 words that start with 'occup' are found from the USA & Canada version of the tournament Scrabble word list.