Apse and Eyelet

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

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

Eyelet noun - A small hole (usually round and finished around the edges) in cloth or leather for the passage of a cord or hook or bar.

Apse and eyelet are semantically related. Sometimes you can use "Apse" instead a noun "Eyelet".