advocate
nounsb who supports sth
ADJ. ardent, enthusiastic, firm, great, outspoken, powerful, staunch, strong She's a staunch advocate of free trade.| chief, leading, main, principal
PREP. ~ for He is one of the leading advocates for a more modern style of worship.| ~ of an advocate of pacifismlawyer
ADJ. defence Note atPROFESSIONAL (for verbs)