breast vs thorax

breast and thorax both are nouns.

Word	Noun	Adjective	Verb	Adverb
breast	Yes	No	Yes	No
thorax	Yes	No	No	No

breast (noun)	thorax (noun)
the part of an animal's body that corresponds to a person's chest	part of an insect's body that bears the wings and legs
either of two soft fleshy milk-secreting glandular organs on the chest of a woman	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	the middle region of the body of an arthropod between the head and the abdomen
meat carved from the breast of a fowl

breast (verb)	thorax (verb)
confront bodily
reach the summit (of a mountain)
meet at breast level