There are 12 words that end with 'arent'.
| parent | apparent | 
| coparent | godparent | 
| nonparent | inapparent | 
| stepparent | unapparent | 
| grandparent | houseparent | 
| transparent | semitransparent | 
Note: These 12 words that end with 'arent' are found from the USA & Canada version of the tournament Scrabble word list.