sullen /sulˈən/

1. Gloomily angry and silent
2. Malignant, baleful
3. Dull, dismal

Sullenly

sullˈenly adverb

sullˈenness noun

• undisguised
• undisguisedly
• undishonoured
• undismantled
• undismayed
• undisordered
• undispatched
• undispensed
• undisposed
• undisputed
• undisputedly
• undissembled
• undissociated
• undissolved
• undissolving
• undistempered
• undistilled
• undistinctive
• undistinguishable
• undistinguishableness
• undistinguishably
• undistinguished
• undistinguishing
• undistorted
• undistracted