There are 13 words that start with 'conste'.
| constellate | consternate | 
| constellated | constellates | 
| consternated | consternates | 
| constellating | constellation | 
| constellatory | consternating | 
| consternation | constellations | 
| consternations | |
Note: These 13 words that start with 'conste' are found from the USA & Canada version of the tournament Scrabble word list.