somber; sombre

somber; sombre is an   Adverb

Definition:

[1] Dull; dusky; somewhat dark; gloomy; as, a somber forest; a somber house.

[2] Melancholy; sad; grave; depressing; as, a somber person; somber reflections. The dinner was silent and somber; happily it was also short. Beaconsfield.

Synonyms: