exculpate
/ˈekskʌlpeɪt/verb
with obj.
- formal show or declare that (someone) is not guilty of wrongdoing〈正式〉证明（或断言）…无罪; 为…开脱罪责：
the article exculpated the mayor.
那篇文章为市长开脱了罪责。
派生词
exculpation
nounexculpatory
adjective词源
mid 17th cent.: from medieval Latin exculpat- 'freed from blame', from the verb exculpare, from ex- 'out, from'+Latin culpa 'blame'.