Acquittal
来自Big Physics
Middle English (originally in the sense ‘pay a debt, discharge a liability’): from Old French acquiter, from medieval Latin acquitare ‘pay a debt’, from ad- ‘to’ + quitare ‘set free’.
wiktionary
From acquit + -al.
etymonline
acquittal (n.)
early 15c., "payment of debt or retribution;" see acquit + -al (2). Sense of "a release from debt or obligation" is from mid-15c.; that of "freeing from charge or offense" (by legal process) is from 1530s.