(1):
(v. i.) To declare a charge; to protest; to give information; to bear witness; - with against.
(2):
(v. t.) To bear witness to; to support the truth of by testimony; to affirm or declare solemny.
(3):
(v. t.) To affirm or declare under oath or affirmation before a tribunal, in order to prove some fact.
(4):
(adv.) In a testy manner; fretfully; peevishly; with petulance.
(5):
(v. i.) To make a solemn declaration under oath or affirmation, for the purpose of establishing, or making proof of, some fact to a court; to give testimony in a cause depending before a tribunal.
(6):
(v. i.) To make a solemn declaration, verbal or written, to establish some fact; to give testimony for the purpose of communicating to others a knowledge of something not known to them.