discouraging vs frustrating

discouraging and frustrating both are adjectives.

Word	Noun	Adjective	Verb	Adverb
discouraging	No	Yes	No	No
frustrating	No	Yes	No	No

discouraging (adjective)	frustrating (adjective)
depriving of confidence or hope or enthusiasm and hence often deterring action	discouraging by hindering
expressing disapproval in order to dissuade	preventing realization or attainment of a desire