can vs washroom

can and washroom both are nouns.

Word	Noun	Adjective	Verb	Adverb
can	Yes	No	Yes	No
washroom	Yes	No	No	No

As nouns, washroom is a hyponym of can; that is, washroom is a word with a more specific, narrower meaning than can:

can (noun)	washroom (noun)
airtight sealed metal container for food or drink or paint etc.	a lavatory (particularly a lavatory in a public place)
a room or building equipped with one or more toilets
a plumbing fixture for defecation and urination
the fleshy part of the human body that you sit on
a buoy with a round bottom and conical top
the quantity contained in a can

can (verb)	washroom (verb)
preserve in a can or tin
terminate the employment of; discharge from an office or position