loo vs can

loo and can both are nouns.

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

As nouns, can is a hypernym of loo; that is, can is a word with a broader meaning than loo:

Other hypernyms of loo include bathroom, john, lav, lavatory, privy, toilet.

loo (noun)	can (noun)
a toilet in Britain	airtight sealed metal container for food or drink or paint etc.
	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

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