depress vs dismay

depress is not a noun while dismay is a noun.

Word	Noun	Adjective	Verb	Adverb
depress	No	No	Yes	No
dismay	Yes	No	Yes	No

As verbs, depress and dismay are synonyms defined as:

Other synonyms of depress include cast down, deject, demoralise, demoralize, dispirit, get down.

depress (noun)	dismay (noun)
	fear resulting from the awareness of danger
	the feeling of despair in the face of obstacles

depress (verb)	dismay (verb)
lessen the activity or force of	fill with apprehension or alarm; cause to be unpleasantly surprised
press down	lower someone's spirits; make downhearted
cause to drop or sink
lower someone's spirits; make downhearted
lower (prices or markets)