Advocate in Malayalam

Malayalam words whose English meaning includes “advocate”:

അഭിഭാഷകന്‍ (abhibhashakan) — Advocate, lawyer.
വാദിക്കുക (vaadikkuka) — Speak, say, argue, plead, advocate.
വ്യവഹരിക്കുക (vyavaharikkuka) — Deal, argue, litigate, plead, hold a brief, advocate.