remedy

REMEDY noun

[ C ] uk/ˈremədi/ us remedy noun [C]
(FOR A PROBLEM)

B2 something that solves a problem

мера, средство
The remedy for the traffic problem is to encourage people to use public transport.
remedy verb [ T ] uk/ˈremədi/ us
to solve a problem, or to improve a bad situation

исправлять, решать
They were able to remedy the problem very easily.