breathe vs expel

breathe and expel both are verbs.

Word	Noun	Adjective	Verb	Adverb
breathe	No	No	Yes	No
expel	No	No	Yes	No

As verbs, expel is a hypernym of breathe; that is, expel is a word with a broader meaning than breathe:

Other hypernyms of breathe include discharge, eject, exhaust, release.

breathe (verb)	expel (verb)
draw air into, and expel out of, the lungs	eliminate (a substance)
expel (gases or odors)	cause to flee
reach full flavor by absorbing air and being let to stand after having been uncorked	force to leave or move out
take a short break from one's activities in order to relax	remove from a position or office
utter or tell
manifest or evince
impart as if by breathing
be alive
allow the passage of air through