adjective

gloomy; depressing.

the corridors were ill-lit and cheerless

gloomy,dreary,dull,dismal,bleak,drab,grim,sombre,dark,dim,dingy,funereal,austere,stark,bare,desolate,comfortless,miserable,wretched,joyless,unhappy,depressing,disheartening,dispiriting,unwelcoming,uninviting,inhospitable,bland,clinical,institutional,impersonal