advocate

1 a person who actively supports or favors a cause Mark Twain, Noah Webster, and President Theodore Roosevelt are among past advocates of a reformed spelling system Synonyms exponent, advocator, apostle, backer, booster, champion, expounder, espouser, friend, gospeler (or gospeller), herald, hierophant, high priest, paladin, promoter, proponent, protagonist, supporter, true believer, tub-thumper, white knightRelated Words loyalist, partisan (also partizan), stalwart; adherent, cohort, disciple, follower; interpreter; applauder, cheerleader, encourager, fellow travelerNear Antonyms enemy, foe, rival; belittler, critic, faultfinderAntonyms adversary, antagonist, opponent

2 a person whose profession is to conduct lawsuits for clients or to advise about legal rights and obligations with such a strong case against him, he's going to need the best advocate that money can buy Synonyms lawyer, attorney, attorney-at-law, counsel, counselor (or counsellor), counselor-at-law, legal eagleRelated Words cocounsel; district attorney, prosecuting attorney, prosecutor, solicitor; criminal lawyer, mouthpiece [slang], public defender, trial lawyer; solicitor; jurist; lawgiver, lawmaker, legislator, solon; ambulance chaser, pettifogger, Philadelphia lawyer, shyster