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

See also: chromatic

• substantivize
• substation
• substituent
• substitutability
• substitutable
• substitute
• substitute teacher
• substituting
• substitution
• substitution class
• substitutional
• substitutionary
• substitutive
• substract
• substrate
• substratum
• substring
• substructure
• subsume
• subsumption
• subsurface
• subsystem
• subtenant
• subtend
• subterfuge