portray vs portrayal

portray is not a noun while portrayal is a noun.

Word	Noun	Adjective	Verb	Adverb
portray	No	No	Yes	No
portrayal	Yes	No	No	No

portray (noun)	portrayal (noun)
	representation by drawing or painting etc
	acting the part of a character on stage; dramatically representing the character by speech and action and gesture
	any likeness of a person, in any medium
	a representation by picture or portraiture
	a word picture of a person's appearance and character

portray (verb)	portrayal (verb)
portray in words
make a portrait of
assume or act the character of
represent abstractly, for example in a painting, drawing, or sculpture