serviette vs table linen

serviette and table linen both are nouns.

Word	Noun	Adjective	Verb	Adverb
serviette	Yes	No	No	No
table linen	Yes	No	No	No

As nouns, table linen is a hypernym of serviette; that is, table linen is a word with a broader meaning than serviette:

serviette: a small piece of table linen that is used to wipe the mouth and to cover the lap in order to protect clothing
table linen: linens for the dining table

Other hypernyms of serviette include napery.

serviette (noun)	table linen (noun)
a small piece of table linen that is used to wipe the mouth and to cover the lap in order to protect clothing	linens for the dining table