chest vs rib cage

chest and rib cage both are nouns.

Word	Noun	Adjective	Verb	Adverb
chest	Yes	No	No	No
rib cage	Yes	No	No	No

chest (noun)	rib cage (noun)
box with a lid; used for storage; usually large and sturdy	the bony enclosing wall of the chest
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