acquitted (adj.)youdaoicibaDictYouDict[acquitted 词源字典]
"freed, exonerated," 1670s, past participle adjective from acquit (v.). Formerly in this sense was acquit (late 14c.), perhaps on analogy of past participles such as hit.[acquitted etymology, acquitted origin, 英语词源]
exonerate (v.)youdaoicibaDictYouDict
mid-15c., from Latin exoneratus, past participle of exonerare "remove a burden, discharge, unload," from ex- "off" (see ex-) + onerare "to unload; overload, oppress," from onus (genitive oneris) "burden" (see onus). Related: Exonerated; exonerating.