all-encompassing vs blanket

all-encompassing is not a noun while blanket is a noun.

Word	Noun	Adjective	Verb	Adverb
all-encompassing	No	Yes	No	No
blanket	Yes	Yes	Yes	No

As adjectives, all-encompassing and blanket are synonyms defined as:

Other synonyms of all-encompassing include across-the-board, all-embracing, all-inclusive, broad, encompassing, extensive, panoptic, wide.

all-encompassing (noun)	blanket (noun)
	bedding that keeps a person warm in bed
	a layer of lead surrounding the highly reactive core of a nuclear reactor
	anything that covers

all-encompassing (adjective)	blanket (adjective)
broad in scope or content	broad in scope or content

all-encompassing (verb)	blanket (verb)
	cover as if with a blanket
	form a blanket-like cover (over)