There are 11 words that end with 'acter'.
| exacter | impacter | 
| attracter | character | 
| compacter | abstracter | 
| subtracter | azotobacter | 
| noncharacter | campylobacter | 
| multicharacter | |
Note: These 11 words that end with 'acter' are found from the USA & Canada version of the tournament Scrabble word list.