Linen and Napkin

Linen noun - A fabric woven with fibers from the flax plant.

Napkin and linen are semantically related. In some cases you can replace term "Napkin" with "Linen", this nouns are similar.

Napkin noun - A small piece of table linen that is used to wipe the mouth and to cover the lap in order to protect clothing.

Linen and napkin are semantically related. You can use "Linen" instead a noun "Napkin".