There are 17 words that start with 'esta'.
| estate | estated | 
| estates | estancia | 
| estating | establish | 
| estaminet | estancias | 
| estaminets | established | 
| establisher | establishes | 
| establishers | establishing | 
| establishable | establishment | 
| establishments | |
Note: These 17 words that start with 'esta' are found from the USA & Canada version of the tournament Scrabble word list.