Blockage and Bottleneck

Blockage noun - An obstruction in a pipe or tube.

Bottleneck and blockage are semantically related In some cases you can use "Bottleneck" instead a noun "Blockage".

Nearby Words: block, blocked, blockade, blocking

Bottleneck noun - A crowded mass (as of cars) that impedes or blocks movement.

Blockage and bottleneck are semantically related in block topic. You can use "Blockage" instead a noun "Bottleneck", if it concerns topics such as obstacle, constriction.