tin can vs tea caddy

tin can and tea caddy both are nouns.

Word	Noun	Adjective	Verb	Adverb
tin can	Yes	No	No	No
tea caddy	Yes	No	No	No

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

Other hyponyms of tin can include beer can, caddy, cannikin, coffee can, milk can, oilcan, soda can.

tin can (noun)	tea caddy (noun)
airtight sealed metal container for food or drink or paint etc.	a can for storing tea
informal term for a destroyer