chest vs piece of furniture

chest and piece of furniture both are nouns.

Word	Noun	Adjective	Verb	Adverb
chest	Yes	No	No	No
piece of furniture	Yes	No	No	No

As nouns, piece of furniture is a hypernym of chest; that is, piece of furniture is a word with a broader meaning than chest:

chest: furniture with drawers for keeping clothes
piece of furniture: furnishings that make a room or other area ready for occupancy

Other hypernyms of chest include article of furniture, furniture.

chest (noun)	piece of furniture (noun)
box with a lid; used for storage; usually large and sturdy	furnishings that make a room or other area ready for occupancy
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