blind vs window blind

blind and window blind both are nouns.

Word	Noun	Adjective	Verb	Adverb
blind	Yes	Yes	Yes	No
window blind	Yes	No	No	No

As nouns, window blind is a hyponym of blind; that is, window blind is a word with a more specific, narrower meaning than blind:

Other hyponyms of blind include curtain, drape, drapery, mantle, pall, shutter, blinder, blinker, winker.

blind (noun)	window blind (noun)
a protective covering that keeps things out or hinders sight	a blind for privacy or to keep out light
a hiding place sometimes used by hunters (especially duck hunters)
something intended to misrepresent the true nature of an activity
people who have severe visual impairments, considered as a group

blind (adjective)	window blind (adjective)
unable to see
not based on reason or evidence
unable or unwilling to perceive or understand

blind (verb)	window blind (verb)
make dim by comparison or conceal
make blind by putting the eyes out
render unable to see