Counteragents are substances or agents that neutralize or counteract the effects of other substances. Antonyms for counteragents are agents that have the opposite effect, intensify or enhance the effects of other substances. Examples of antonyms for counteragents include catalysts, accelerants, boosters, enhancers, and potentiators. Catalysts, for instance, speed up chemical reactions, while counteragents like inhibitors slow down or stop these reactions. Accelerants, boosters, and potentiators all increase the potency or strength of substances, while counteragents weaken or dilute them. Furthermore, enhancers amplify or augment the effects of substances, while counteragents suppress or decrease them. In short, antonyms for counteragents are compounds that amplify, intensify, or enhance the effects of substances.