There are 13 words that start with 'remark'.
| remark | remarks | 
| remarked | remarker | 
| remarket | remarkers | 
| remarkets | remarking | 
| remarkable | remarkably | 
| remarketed | remarketing | 
| remarkableness | |
Note: These 13 words that start with 'remark' are found from the USA & Canada version of the tournament Scrabble word list.