setback - difficulty, problem, delay, hitch⏎
upkeep - maintenance, preservation⏎
unfriendly - hostile, opposing, antagonistic⏎
rules - regulations, orders⏎
terminate - end, conclude, close, finish, discontinue⏎
sue - litigate, claim damages in court⏎
shrewd - intelligent, showing good judgment clever at understanding⏎
salvage - restore, save (from being destroyed)⏎
special - unusual, chosen, out of the ordinary⏎