An Acquittance

1. (now historical) A writing which is evidence of a discharge; a receipt in full, which bars a further demand. [from 14th c.]
2. (now rare) Payment of debt; settlement. [from 14th c.]
3. (now historical) The release from a debt, or from some obligation or duty; exemption. [from 14th c.]
4. (obsolete) The dismissal of a legal charge against someone; acquittal. [15th–19th c.]
5. (now rare) The acquittal of one's duties; the carrying out of fulfilment of a job or role. [from 17th c.]