Yes, pesos is a Scrabble word!

Noun

1. The basic unit of money in Uruguay; equal to 100 centesimos

2. The basic unit of money in the Philippines; equal to 100 centavos

3. The basic unit of money in Mexico; equal to 100 centavos

4. The basic unit of money in Guinea-Bissau; equal to 100 centavos

5. The basic unit of money in the Dominican Republic; equal to 100 centavos

6. The basic unit of money in Cuba; equal to 100 centavos

7. The basic unit of money in Colombia; equal to 100 centavos

8. The basic unit of money in Chile; equal to 100 centesimos