CONFIRM

v. 1 ratify, sanction, authorize, endorse, support, sustain, approve, uphold, back up, validate, verify, recognize; authenticate, accredit By-laws shall not take effect unless confirmed by the local authority 2 establish, settle, affirm, ensure, clinch, substantiate, guarantee, bind, seal The king thereby confirmed his control over the islands 3 strengthen, encourage, fortify, reinforce, corroborate, substantiate, buttress, prove Later events confirmed his opinion