mouse button vs mouse

mouse button and mouse both are nouns.

Word	Noun	Adjective	Verb	Adverb
mouse button	Yes	No	No	No
mouse	Yes	No	Yes	No

mouse button (noun)	mouse (noun)
a push button on the mouse	any of numerous small rodents typically resembling diminutive rats having pointed snouts and small ears on elongated bodies with slender usually hairless tails
	a hand-operated electronic device that controls the coordinates of a cursor on your computer screen as you move it around on a pad; on the bottom of the device is a ball that rolls on the surface of the pad
	person who is quiet or timid
	a swollen bruise caused by a blow to the eye

mouse button (verb)	mouse (verb)
	manipulate the mouse of a computer
	to go stealthily or furtively