Gridlock and Roadblock

Gridlock noun - A point in a struggle where neither side is capable of winning or willing to give in.

Roadblock and gridlock are semantically related. In some cases you can use "Roadblock" instead a noun "Gridlock".

Roadblock noun - Any condition that makes it difficult to make progress or to achieve an objective.

Gridlock and roadblock are semantically related. Sometimes you can use "Gridlock" instead a noun "Roadblock".