brown bent vs bent

brown bent and bent both are nouns.

Word	Noun	Adjective	Verb	Adverb
brown bent	Yes	No	No	No
bent	Yes	Yes	No	No

As nouns, bent is a hypernym of brown bent; that is, bent is a word with a broader meaning than brown bent:

Other hypernyms of brown bent include bent-grass, bent grass.

brown bent (noun)	bent (noun)
common grass with slender stems and narrow leaves	a special way of doing something
	a relatively permanent inclination to react in a particular way
	an area of grassland unbounded by fences or hedges
	grass for pastures and lawns especially bowling and putting greens

brown bent (adjective)	bent (adjective)
	of metal e.g.
	fixed in your purpose
	used of the back and knees; stooped