downhearted[adjective]Synonyms: dejected, crestfallen, depressed, despondent, discouraged, disheartened, dispirited, downcast, sad, unhappy
[TahlilGaran] English Synonym Dictionary ▲
down‧heart‧ed /ˌdaʊnˈhɑːtəd◂, ˌdaʊnˈhɑːtɪd◂ $ -ɑːr-/
adjective feeling sad and disappointed, especially because you have tried to achieve something but have failed:
When no replies came, I began to feel downhearted. [TahlilGaran] Dictionary of Contemporary English ▲