perceive vs spot

perceive is not a noun while spot is a noun.

Word	Noun	Adjective	Verb	Adverb
perceive	No	No	Yes	No
spot	Yes	No	Yes	No

perceive (noun)	spot (noun)
	an act that brings discredit to the person who does it
	a business establishment for entertainment
	a lamp that produces a strong beam of light to illuminate a restricted area; used to focus attention of a stage performer
	a playing card with a specified number of pips on it to indicate its value
	a blemish made by dirt
	a small contrasting part of something
	an outstanding characteristic
	a section of an entertainment that is assigned to a specific performer or performance
	a short section or illustration (as between radio or tv programs or in a magazine) that is often used for advertising
	a mark on a die or on a playing card (shape depending on the suit)
	a point located with respect to surface features of some region
	a small piece or quantity of something
	a slight attack of illness

perceive (verb)	spot (verb)
become conscious of	mark with a spot or spots so as to allow easy recognition
to become aware of through the senses	become spotted
	make a spot or mark onto
	mar or impair with a flaw
	catch sight of
	detect with the senses