sworn
🇺🇸
/swɔːrn/
🇬🇧
/swɔːn/
officially promised to tell the truth, especially in a legal setting
The witness provided a sworn statement to the court.
deeply committed to a cause or against something
They were sworn enemies, unable to find common ground.
to make a formal promise, often in a legal context
Before giving her testimony, she was sworn in by the judge.