Asylum and Apse

Asylum noun - A place where insane people are cared for.

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

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

Asylum and apse are semantically related. Sometimes you can use "Asylum" instead a noun "Apse".