There are 13 words that end with 'arched'.
| arched | marched | 
| parched | inarched | 
| searched | starched | 
| unarched | outmarched | 
| overarched | researched | 
| frogmarched | interarched | 
| countermarched | |
Note: These 13 words that end with 'arched' are found from the USA & Canada version of the tournament Scrabble word list.