verb
vindicate
VIN-dih-kayt/ˈvɪndɪkeɪt/
to show that someone or something is right or justified after doubt or criticism
Finding the missing object in another drawer vindicates the accused student.

Etymology
Latin vindicare covered asserting a claim and defending or freeing someone. In this English sense, that defense becomes clearing someone of blame or demonstrating that a person or position was right.
In context
I am here obliged to vindicate the reputation of an excellent Lady Who Was An Innocent sufferer
More examples
- Strong sales vindicated the company's risky investment.
- These results may vindicate the researchers' unpopular theory.
- After months of criticism, the team's success vindicates its coach.
Forms
vindicate · vindicates · vindicated · vindicating
vindication noun — Proof that someone or something was justified.