Airlock and Blockage

Airlock noun - A chamber that provides access to space where air is under pressure.

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

Blockage noun - An obstruction in a pipe or tube.

Airlock and blockage are semantically related. Sometimes you can replace term "Airlock" with "Blockage", this nouns are similar.

Nearby Words: block, blocked, blockade, blocking