Yes, paid is a Scrabble word!

Adjective

1. Marked by the reception of pay

2. Involving gainful employment in something often done as a hobby

3. Yielding a fair profit

Verb

1. Give money, usually in exchange for goods or services

2. Convey, as of a compliment, regards, attention, etc.; bestow

3. Cancel or discharge a debt

4. Bring in

5. Do or give something to somebody in return

6. Dedicate

7. Be worth it

8. Render

9. Bear (a cost or penalty), in recompense for some action

10. Make a compensation for

11. Discharge or settle