
Testify
Legal Importance
In court, testify means your words can be evidence; careful speaking matters here.

She was nervous to testify, knowing her words could decide the case.
Oath Bound
When testifying under oath, one is legally obligated to tell the truth.

He swore to testify truthfully before giving his account of events.
Against Someone
'Testify against' implies accusing or providing evidence opposing another party.

The informant agreed to testify against the crime syndicate.
Compare with
AffirmAssertAttestAverDeclarePronounceStateSwear
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