1. Changing to a darker colour
   - darkening

1. Make or become black
   "The smoke blackened the ceiling"; "The ceiling blackened"
   - melanize, melanise [Brit], nigrify, black 
2. Burn slightly and superficially so as to affect colour
   "The cook blackened the chicken breast"
   - char, sear, scorch

Derived forms: blackenings

Type of: burn, change of color [US], change of colour [Brit, Cdn], color [US], colour [Brit, Cdn], discolor [US], discolour [Brit, Cdn]

Antonym: whiten

• conjointly
• conjugal
• conjugal family
• conjugal right
• conjugal visitation
• conjugal visitation right
• conjugality
• conjugally
• conjugate
• conjugate solution
• conjugated
• conjugated protein
• conjugation
• conjugational
• conjunct
• conjunction
• conjunctiva
• conjunctival
• conjunctival layer of bulb
• conjunctival layer of eyelids
• conjunctival veins
• conjunctive
• conjunctivitis
• conjunctivitis arida
• conjuncture