brake vs thicket

brake and thicket both are nouns.

Word	Noun	Adjective	Verb	Adverb
brake	Yes	No	Yes	No
thicket	Yes	No	No	No

As nouns, thicket is a hypernym of brake; that is, thicket is a word with a broader meaning than brake:

Other hypernyms of brake include brush, brushwood, coppice, copse.

brake (noun)	thicket (noun)
a restraint used to slow or stop a vehicle	a dense growth of bushes
anything that slows or hinders a process
an area thickly overgrown usually with one kind of plant
large coarse fern often several feet high; essentially weed ferns; cosmopolitan
any of various ferns of the genus Pteris having pinnately compound leaves and including several popular houseplants

brake (verb)	thicket (verb)
cause to stop by applying the brakes
stop travelling by applying a brake