Airlock and Cubicle

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

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

Cubicle noun - One of the parts into which an enclosed space is divided.

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