toilet facility vs public lavatory

toilet facility and public lavatory both are nouns.

Word	Noun	Adjective	Verb	Adverb
toilet facility	Yes	No	No	No
public lavatory	Yes	No	No	No

As nouns, toilet facility and public lavatory are synonyms defined as:

toilet facility and public lavatory: a toilet that is available to the public

Other synonyms of toilet facility include comfort station, convenience, public convenience, public toilet, restroom, wash room.

toilet facility (noun)	public lavatory (noun)
a toilet that is available to the public	a toilet that is available to the public