downhearted
From Longman Dictionary of Contemporary Englishdownhearteddown‧heart‧ed /ˌdaʊnˈhɑːtɪd◂ $ -ɑːr-/ adjective SAD/UNHAPPYfeeling sad and disappointed, especially because you have tried to achieve something but have failed When no replies came, I began to feel downhearted.Examples from the Corpusdownhearted• When no job offers came, I began to feel downhearted.• All the talk of weddings made Anne feel downhearted and impatient with the secrecy that John insisted on.