1. In full control of your faculties
   - collected, equanimous, poised, self-contained, self-possessed

See also: composed

• mid-water
• midafternoon
• midair
• Midas
• Midas touch
• midazolam
• midbrain
• midday
• midden
• middle
• middle age
• Middle Ages
• middle Atlantic
• middle buster
• middle C
• middle cerebral artery
• middle cerebral vein
• middle distance
• middle ear
• Middle East
• Middle Eastern
• Middle England
• Middle English
• middle finger
• Middle Greek