1. (of especially persons) lacking sense or understanding or judgment
   - nitwitted, senseless, witless

See also: stupid

• unluckily
• unluckiness
• unlucky
• unmade
• unmake
• unmalicious
• unmalleability
• unmalleable
• unmalted
• unman
• unmanageable
• unmanageableness
• unmanageably
• unmanful
• unmanfully
• unmanlike
• unmanliness
• unmanly
• unmanned
• unmannered
• unmannerly
• unmapped
• unmarked
• unmarketable
• unmarred