brush vs bristle

brush and bristle both are nouns.

Word	Noun	Adjective	Verb	Adverb
brush	Yes	No	Yes	No
bristle	Yes	No	Yes	No

brush (noun)	bristle (noun)
a minor short-term fight	a stiff hair
the act of brushing your hair	a stiff fiber (coarse hair or filament); natural or synthetic
the act of brushing your teeth
contact with something dangerous or undesirable
a bushy tail or part of a bushy tail (especially of the fox)
an implement that has hairs or bristles firmly set into a handle
conducts current between rotating and stationary parts of a generator or motor
momentary contact
a dense growth of bushes

brush (verb)	bristle (verb)
remove with or as if with a brush	react in an offended or angry manner
touch lightly and briefly	rise up as in fear
rub with a brush, or as if with a brush	be in a state of movement or action
clean with a brush	have or be thickly covered with or as if with bristles
cover by brushing
sweep across or over