testify

I

(New American Roget's College Thesaurus)

v. affirm, declare, state, depose, swear, avow, witness. See evidence.

II

(Roget's IV) v.

1. [To demonstrate]

Syn. indicate, show, make evident; see prove .

2. [To bear witness]

Syn. affirm, give evidence, swear, swear to, attest, witness, give witness, give one's word, certify, warrant, depose, vouch, give the facts, stand up for, say a good word for.

3. [To declare]

Syn. assert, attest, claim; see declare 1 .

III

(Roget's 3 Superthesaurus) v.

1. provide testimony bear witness, give evidence, attest, affirm, vouch for, corroborate, swear to, declare, verify, uphold, support, substantiate.

2. be evidence of prove, show, indicate, be a testament to, provide testimony for, demonstrate.

ANT.: 2. disprove, contradict

IV

(Roget's Thesaurus II) verb 1. To give evidence or testimony under oath: attest, swear, witness. Law: depone, depose. Idioms: bear witness, take the stand. See LAW. 2. To confirm formally as true, accurate, or genuine: attest, certify, vouch (for), witness. Idiom: bear witness to. See AFFIRM. 3. To assure the certainty or validity of. Also used with to: attest, authenticate, back (up), bear out, confirm, corroborate, evidence, justify, substantiate, validate, verify, warrant. See SUPPORT, TRUE. 4. To give grounds for believing in the existence or presence of: argue, attest, bespeak, betoken, indicate, mark, point to, witness. See SHOW.