1. Of black tinged with grey
   - grey-black [Brit, Cdn], gray-black [US], grayish-black [US]

See also: achromatic, neutral

• unskilful
• unskilfulness
• unskilled
• unskilled person
• unskillful
• unskillfulness
• unslaked lime
• unsleeping
• unsling
• unsloped
• unsmiling
• unsmilingly
• unsmooth
• unsmoothed
• unsnarl
• unsnarled
• unsnarling
• unsociability
• unsociable
• unsociableness
• unsociably
• unsocial
• unsoiled
• unsold
• unsolder