breathe vs take a breath

breathe and take a breath both are verbs.

Word	Noun	Adjective	Verb	Adverb
breathe	No	No	Yes	No
take a breath	No	No	Yes	No

As verbs, breathe and take a breath are synonyms defined as:

Other synonyms of breathe include respire, suspire.

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