pick off vs harp

pick off is not a noun while harp is a noun.

Word	Noun	Adjective	Verb	Adverb
pick off	No	No	Yes	No
harp	Yes	No	Yes	No

pick off (noun)	harp (noun)
	a chordophone that has a triangular frame consisting of a sounding board and a pillar and a curved neck; the strings stretched between the neck and the soundbox are plucked with the fingers
	a pair of curved vertical supports for a lampshade
	a small rectangular free-reed instrument having a row of free reeds set back in air holes and played by blowing into the desired hole

pick off (verb)	harp (verb)
pull or pull out sharply	come back to
shoot one by one	play the harp