roadblock
//ˈroʊd.blɑːk//
Noun
roadblockSingular
roadblocksPlural
1
A barrier or barricade set up across a road by police or military to stop and check vehicles.
The police set up a roadblock to check all vehicles leaving the city.
2
An obstacle or hindrance that prevents progress or advancement.
Lack of funding became a major roadblock to the project.