corroborate
51prove — / prüv/ vt proved, proved, or, prov·en, / prü vən/, prov·ing 1: to test the truth, validity, or genuineness of prove a will at probate 2 a: to establish the existence, truth, or validity of the charges were never …
52ratify — rat·i·fy / ra tə ˌfī/ vt fied, fy·ing: to make valid or effective; esp: to adopt or affirm (as the prior act or contract of an agent) by express or implied consent with the effect of original authorization unable to rescind the contract because… …
53certify — cer·ti·fy / sər tə ˌfī/ vt fied, fy·ing [Medieval Latin certificare, from Late Latin, to assure, convince, from Latin certus certain + ficare to make] 1: to state authoritatively: as a: to give assurance of the validity of certify corporate… …
54confirm — con·firm vt 1 a: to make valid by necessary formal approval the debtor s chapter 13 plan confirm ed by the court b: to vote approval of confirm a nomination 2: to give formal acknowledgment of receipt of 3 …
55substantiate — I verb actualize, affirm, attest, authenticate, bear out, bear witness, certify, circumstantiate, confirm, corroborate, demonstrate, embody, establish by proof, evidence, make good, materialize, objectify, prove, ratify, realize, reify,… …
56support — sup·port 1 vt 1 a: to promote the interests or cause of b: to uphold or defend as valid or right c: to argue or vote for 2: to provide with substantiation or corroboration support an alibi 3: to provide with the means …
57validate — val·i·date / va lə ˌdāt/ vt dat·ed, dat·ing 1 a: to make valid b: to grant official sanction to by marking 2: to confirm the validity of (an election) val·i·da·tion /ˌva lə dā shən/ n …
58verify — ver·i·fy / ver ə ˌfī/ vt fied, fy·ing [Anglo French verifier, from Medieval Latin verificare, from Latin verus true + ficare to make] 1: to confirm or substantiate by oath, affidavit, or deposition verify a motion 2: to establish the truth,… …
59authenticate — I (New American Roget s College Thesaurus) v. t. verify, confirm. See evidence, demonstration. II (Roget s IV) v. Syn. verify, confirm, validate; see prove , verify . See Synonym Study at verify . III (Roget s 3 Superthesaurus) v. validate,… …
60confirm — I (New American Roget s College Thesaurus) v. t. establish, strengthen; ratify, validate, approve, endorse; verify, substantiate, prove, corroborate. See assent, strength, evidence, demonstration. Ant., cancel, contradict. II (Roget s IV) v. 1.… …
