There are 13 words that start with 'consis'.
| consist | consists | 
| consisted | consistent | 
| consisting | consistory | 
| consistence | consistency | 
| consistences | consistently | 
| consistorial | consistories | 
| consistencies | |
Note: These 13 words that start with 'consis' are found from the USA & Canada version of the tournament Scrabble word list.