Related Clues:

• Well-grounded
• Fit to stand trial
• Having good balance
• Fit to be tried?
• Not balmy
• 'Compos mentis'
• Healthy-minded
• Undeserving of a padded cell
• Right upstairs?
• Not cracked
• On one's trolley?
• Psychiatrist's determination, perhaps
• Capable of standing trial
• Not bananas, nuts or crackers
• Grounded