Yes, gaged is a Scrabble word!

Verb

1. Place a bet on

2. Prevent from speaking out

3. Be too tight; rub or press

4. Tie a gag around someone's mouth in order to silence them

5. Make jokes or quips

6. Struggle for breath; have insufficient oxygen intake

7. Cause to retch or choke

8. Make an unsuccessful effort to vomit; strain to vomit