toilet vs bathroom

toilet and bathroom both are nouns.

Word	Noun	Adjective	Verb	Adverb
toilet	Yes	No	No	No
bathroom	Yes	No	No	No

As nouns, toilet and bathroom are synonyms defined as:

toilet and bathroom: a room or building equipped with one or more toilets

Other synonyms of toilet include can, john, lav, lavatory, privy.

toilet (noun)	bathroom (noun)
the act of dressing and preparing yourself	a room (as in a residence) containing a bathtub or shower and usually a washbasin and toilet
a room or building equipped with one or more toilets	a room or building equipped with one or more toilets
a plumbing fixture for defecation and urination
misfortune resulting in lost effort or money