1) Bleakly 2) Coldly 3) Depressingly 4) Dismally 5) Forbiddingly 6) Gloomily 7) Glumly 8) Harshly 9) In a gloomy way 10) In a sullen manner 11) Severely 12) Sullenly 13) Uninvitingly 1) Glumly 2) Grimly 3) Sullenly 
[adv] - in a sullen manner
sullenly adverb in a sullen manner; `he sat in his chair dourly`