PERSEVERE

[verb] [I] [esp. approving] - to try to do or continue doing something in a determined way, despite difficultiesIt looks as if the policy will be a success, providing that the government perseveres and does not give in to its critics. [I]The education director is persevering in his attempt to obtain additional funding for the school. Despite receiving little support or encouragement, the women are persevering with their crusade to fight crime in the area. [I]