There are 16 words that start with 'shag'.
| shag | shags | shaggy |
| shagged | shagbark | shaggier |
| shaggily | shagging | shagreen |
| shagbarks | shaggiest | shagreens |
| shagginess | shaggymane | shaggymanes |
| shagginesses | ||
Note: These 16 words that start with 'shag' are found from the USA & Canada version of the tournament Scrabble word list.