Apse and Hideout

Apse noun - A domed or vaulted recess or projection on a building especially the east end of a church; usually contains the altar.

Hideout and apse are semantically related. In some cases you can use "Hideout" instead a noun "Apse".

Hideout noun - A place where a person goes to hide or to avoid others.

Apse and hideout are semantically related. Sometimes you can use "Apse" instead a noun "Hideout".