1. Dark and gloomy
   - tenebrous, tenebrious

See also: dark

• rocaille
• rocambole
• roccella
• Roccella tinctoria
• Roccellaceae
• Rocco Marciano
• Roccus
• Roccus saxatilis
• Rocephin
• Rochambeau
• Roche limit
• Rochelle powder
• Rochelle salt
• Rochelle salts
• Rochester
• rochet
• Rochon prism
• rock
• rock 'n' roll
• rock 'n' roll musician
• rock band
• rock barnacle
• rock bass
• rock beauty
• rock bit