ଅର୍ଥ : Oppose and mitigate the effects of by contrary actions.
ଉଦାହରଣ :
This will counteract the foolish actions of my colleagues.
ସମକକ୍ଷ : counteract, counterbalance, neutralize
Countervail ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Marathi. Countervail ka matlab kya hota hai?