All co-worker antonyms

noun co-worker

• antagonist — Your antagonist is your opponent or enemy.
• detractor — The detractors of a person or thing are people who criticize that person or thing.
• opponent — a person who is on an opposing side in a game, contest, controversy, or the like; adversary.
• foe — a person who feels enmity, hatred, or malice toward another; enemy: a bitter foe.
• competitor — A company's competitors are companies who are trying to sell similar goods or services to the same people.
• rival — a person who is competing for the same object or goal as another, or who tries to equal or outdo another; competitor.
• stranger — French L'Étranger. a novel (1942) by Albert Camus.
• opposer — to act against or provide resistance to; combat.
• foreigner — a person not native to or naturalized in the country or jurisdiction under consideration; alien.
• pupil — the expanding and contracting opening in the iris of the eye, through which light passes to the retina.
• student — a person formally engaged in learning, especially one enrolled in a school or college; pupil: a student at Yale.
• inferior — lower in station, rank, degree, or grade (often followed by to): a rank inferior to colonel.