breathing vs intake

breathing and intake both are nouns.

Word	Noun	Adjective	Verb	Adverb
breathing	Yes	Yes	No	No
intake	Yes	No	No	No

breathing (noun)	intake (noun)
the bodily process of inhalation and exhalation; the process of taking in oxygen from inhaled air and releasing carbon dioxide by exhalation	the process of taking food into the body through the mouth (as by eating)
	the act of inhaling; the drawing in of air (or other gases) as in breathing
	an opening through which fluid is admitted to a tube or container

breathing (adjective)	intake (adjective)
passing or able to pass air in and out of the lungs normally; sometimes used in combination