cheerless
cheer-less
adjective
Lacking cheer, joy, or warmth; gloomy and dismal, causing sadness.
"The grey, rainy day felt cheerless."
Thesaurus
Synonyms: sorry, blue, disconsolate, dreary, grim, somber, drab, melancholy, depressing, dismal, uncheerful, drear
Antonyms: cheerful