gloom
n
1 partial or total darkness
2 a state of depression or melancholy
3 an appearance or expression of despondency or melancholy
4 Poetic a dim or dark place
vb
5 intr to look sullen or depressed
6 to make or become dark or gloomy
(C14 gloumben to look sullen; related to Norwegian dialect glome to eye suspiciously)
♦
gloomful adj
♦
gloomfully adv
♦
gloomless adj