public lavatory vs toilet facility

public lavatory and toilet facility both are nouns.

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

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

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

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

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