tuner vs tune

tuner and tune both are nouns.

Word	Noun	Adjective	Verb	Adverb
tuner	Yes	No	No	No
tune	Yes	No	Yes	No

tuner (noun)	tune (noun)
an electronic receiver that detects and demodulates and amplifies transmitted signals	the adjustment of a radio receiver or other circuit to a required frequency
someone who tunes a musical instrument	the property of producing accurately a note of a given pitch
	a succession of notes forming a distinctive sequence

tuner (verb)	tune (verb)
	adjust the pitches of (musical instruments)
	adjust for (better) functioning