testified; testifying
Definition of testify
1 : to make a solemn declaration under oath for the purpose of establishing a fact (as in a court)
2a : to make a statement based on personal knowledge or belief : bear witness
b : to serve as evidence or proof
3 : to express a personal conviction
2 : to declare under oath before a tribunal or officially constituted public body
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Time Traveler for testify
The first known use of testify was in the 14th century
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