Related Clues:

• Not kidding
• Far from funny
• Detached type
• 'I'm not kidding'
• Showing no pain
• Unemotional to a fault
• Indifferent to pleasure or pain
• Having a cheerless aspect
• Far from perky
• Like Spock
• Visibly unhappy
• Even-keeled
• Gloomy or stern
• Not fooling
• Silently ill-humored