There are 11 13-letter words that end with 'ulated'.
| congratulated | miscalculated | 
| somnambulated | overpopulated | 
| overregulated | rearticulated | 
| recapitulated | preformulated | 
| superovulated | unarticulated | 
| unmanipulated | |
Note: These 11 13-letter words that end with 'ulated' are found from the USA & Canada version of the tournament Scrabble word list.