Synonyms of the word

firefighter

• n. A person who puts out fires.

defender

• n. Someone who defends people or property.
• n. (law) A lawyer who represents defendants.
• n. (Scotland, law) A defendant in a civil action.
• n. A fighter who repels an attack.
• n. (sports) One of the players whose primary task is to prevent the opposition from scoring.

fire-eater

• n. A performer who pretends to swallow fire.
• n. (figuratively) A quarrelsome or belligerent person.
• n. (US, historical) An extreme partisan for the South before the US Civil War.

fireman

• n. (firefighting) Someone (implied male) who is skilled in the work of fighting fire.
• n. (rail transport) A man who keeps the fire going underneath a steam boiler (originally, shoveling coal…
• n. (rail transport) By extension of the above, an assistant on any locomotive, whether steam-powered or not.
• n. (baseball) A relief pitcher.

guardian

• n. Someone who guards, watches over, or protects.
• n. (law) A person legally responsible for a minor (in loco parentis).
• n. (law) A person legally responsible for an incompetent person.
• n. A superior in a Franciscan monastery.
• n. (video games) A major or final enemy; boss.

protector

• n. Someone who protects or guards, by assignment or on their own initiative.
• n. A device or mechanism which is designed to protect.
• n. One who prevents interference.
• n. A state or other subject under international law, exercising a protectorate over another subject in international…
• n. (Britain, historical) One having the care of the kingdom during the king's minority; a regent.
• n. (Roman Catholicism) A cardinal, from one of the more considerable Roman Catholic nations, who looks after…

shielder

• n. Agent noun of shield: one who shields.