gives an affidavit (verb) vouch: give assurance
Sinonime: advocate, attorney, attorney-at-law, barrister, counsel, counsellor, counselor, defender, jurisprudent, jurist, legal adviser, legal eagle, legist, member of the bar, mouthpiece, pleader,
practitioner, proctor, procurator, solicitor
Antonime: deny, disavow,
refute,
reject,
renounce