1. Turn red, as if in embarrassment or shame
   - blush, crimson, flush 
2. Make red
   "The setting sun reddened the sky" 
3. Turn red or redder
   "The sky reddened"

Derived forms: reddening, reddened, reddens

Type of: color [US], color in [US], colorise [Brit], colorize [US], colour [Brit, Cdn], colour in [Brit, Cdn], colourise [Brit], colourize [Brit, Cdn], discolor [US], discolour [Brit, Cdn]

Encyclopedia: Redden Redden, Oklahoma

• ungrateful
• ungrateful person
• ungratefully
• ungratefulness
• ungratified
• ungratifying
• ungreased
• ungregarious
• ungroomed
• ungrudged
• ungrudging
• ungrudgingly
• ungual
• unguaranteed
• unguarded
• unguent
• Unguiculata
• unguiculate
• unguiculate mammal
• unguiculated
• unguided
• unguis
• Ungulata
• ungulate
• ungulated