simple past tense and past participle of block
"The heavy rain blocked our path home, forcing us to take a detour."
In plain English: To block something means to stop it from moving forward by getting in its way.
"The heavy snow blocked all the roads in the village."
Obstructed, so that through movement or flow is prevented or impeded.
"The heavy snow blocked the road, preventing any cars from passing through."
In plain English: Blocked means something is stopped from moving forward because of an obstacle.
"The traffic was blocked by an accident on the highway."
Usage: Use "blocked" to describe anything physically obstructed, such as a road with debris or a pipe filled with sediment. It specifically refers to the state where passage or flow has been stopped by an external barrier rather than being naturally closed off.