1. Having a sharp narrow back
   "a razor-backed horse"
   - razorback

See also: backed

• unsheathe
• unsheathed
• unshelled
• unshielded
• unship
• unshockable
• unshod
• unshoed
• unshorn
• unshrinkable
• unshrinking
• unshuttered
• unsighted
• unsightliness
• unsightly
• unsigned
• unsilenced
• unsimilarity
• unsinkable
• unsized
• unskilful
• unskilfulness
• unskilled
• unskilled person
• unskillful