separate vs break away

separate is a noun but break away is not a noun.

Word	Noun	Adjective	Verb	Adverb
separate	Yes	Yes	Yes	No
break away	No	No	Yes	No

As verbs, break away is a hyponym of separate; that is, break away is a word with a more specific, narrower meaning than separate:

As verbs, break away is a hyponym of separate; that is, break away is a word with a more specific, narrower meaning than separate:

separate (noun)	break away (noun)
a garment that can be purchased separately and worn in combinations with other garments
a separately printed article that originally appeared in a larger publication

separate (adjective)	break away (adjective)
independent; not united or joint
standing apart; not attached to or supported by anything
separated according to race, sex, class, or religion
have the connection undone; having become separate

separate (verb)	break away (verb)
become separated into pieces or fragments	break off (a piece from a whole)
divide into two or more branches so as to form a fork	flee; take to one's heels; cut and run
arrange or order by classes or categories	move away or escape suddenly
mark as different	withdraw from an organization or communion
move or break apart	interrupt a continued activity
force, take, or pull apart
divide into components or constituents
go one's own way; move apart
make a division or separation
treat differently on the basis of sex or race
separate into parts or portions
discontinue an association or relation; go different ways
act as a barrier between; stand between