Synonyms of the word

nullifier

• n. One who, or that which, nullifies.

advocate

• n. Someone whose job is to speak for someone's case in a court of law; a counsel.
• n. Anyone who argues the case of another; an intercessor.
• n. A person who speaks in support of something.
• n. A person who supports others to make their voices heard, or ideally for them to speak up for themselves.
• v. (transitive) To plead in favour of; to defend by argument, before a tribunal or the public; to support,…
• v. (transitive) To encourage support for something.
• v. (intransitive, with for) To engage in advocacy.

advocator

• n. One who advocates.

exponent

• n. One who expounds, represents or advocates.
• n. (linguistics) A manifestation of a morphosyntactic property.

functionary

• n. A person employed as an official in a bureaucracy (usually corporate or governmental) who holds limited…
• n. A paper-pusher, bean counter.

invalidator

• n. One who, or that which, makes invalid.

official

• adj. Of or pertaining to an office or public trust.
• adj. Derived from the proper office or officer, or from the proper authority; made or communicated by virtue…
• adj. Approved by authority; authorized.
• adj. sanctioned by the pharmacopoeia; appointed to be used in medicine; officinal.
• adj. Discharging an office or function.
• adj. Relating to an office; especially, to a subordinate executive officer or attendant.
• adj. Relating to an ecclesiastical judge appointed by a bishop, chapter, archdeacon, etc., with charge of the…
• adj. True, real, beyond doubt.
• n. An office holder invested with powers and authorities.
• n. A person responsible for applying the rules of a game or sport in a competition.

proponent

• n. One who supports something; an advocate.
• adj. Making proposals; proposing.

voider

• n. One who, or that which, voids, empties, vacates, or annuls.
• n. A tray or basket formerly used to receive or convey that which is voided or cleared away from a given…
• n. (rare) A servant whose business is to void, or clear away, a table after a meal.