1. A state of partial or total darkness
   - gloom, somberness 
2. A feeling of melancholy apprehension
   - gloom, gloominess, somberness 
3. A manner that is serious and solemn
   - graveness, gravity, sobriety, soberness, somberness

Derived forms: sombrenesses

See also: sombre [Brit, Cdn]

Type of: apprehension, apprehensiveness, dread, earnestness, melancholy, semidarkness, serious-mindedness, seriousness, sincerity

• bread-and-butter issue
• breadbasket
• breadboard
• breadbox
• breadcrumb
• breadfruit
• breadfruit tree
• breadline
• breadroot
• breadstick
• blacken
• blacken out
• blackened
• blackening
• blackface
• blackfish
• blackfly
• Blackfoot
• blackfoot daisy
• Blackfriar
• blackguard
• blackguardly
• blackhead
• blackheart
• blackheart cherry