The act of making a contract or agreement null. 2. Contracts may be discharged by, 1. Payment. 2. Accord and satisfaction. 3. Release. 4. Set off. 5. The rescission of the contracts. 6. Extinguishment. 7. Confusion, where the duty to pay and the right to receive unite in the same person. 8. Extinction, or the loss of the subject matter of the contract. 9. Defeasance. 10. The inability of one of the parties to fulfill his part.11. The death of the contractor, as where he undertook to teach an apprentice. 12. Bankruptcy. 13. By the act of limitations. 14. By lapse of time. 15. By neglecting to give notice to the, person charged. Chit. on Bills, 245. 16. By releasing one of two partners. See Receipt. 17. By neglecting to sue the principal at the request of the surety, the latter is discharged. By the discharge of a defendant, who has been arrested under a capias ad satisfaciendum. 19. By a certificate and discharge under the bankrupt laws.