chest vs tea chest

chest and tea chest both are nouns.

Word	Noun	Adjective	Verb	Adverb
chest	Yes	No	No	No
tea chest	Yes	No	No	No

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

chest (noun)	tea chest (noun)
box with a lid; used for storage; usually large and sturdy	chest for storing or transporting tea
furniture with drawers for keeping clothes
the part of the human torso between the neck and the diaphragm or the corresponding part in other vertebrates
the front of the trunk from the neck to the abdomen