blossom out vs unfold

blossom out and unfold both are verbs.

Word	Noun	Adjective	Verb	Adverb
blossom out	No	No	Yes	No
unfold	No	No	Yes	No

As verbs, blossom out and unfold are synonyms defined as:

Other synonyms of blossom out include blossom, blossom forth.

blossom out (verb)	unfold (verb)
develop or come to a promising stage	develop or come to a promising stage
	spread out or open from a closed or folded state
	extend or stretch out to a greater or the full length
	open to the view