Related Clues:

• Composure
• Solitaire
• Equanimity
• Job's quality
• 1881 Gilbert and Sullivan operetta
• Card game for one
• Game for one
• Forbearance
• Virtuous trait
• It's a virtue, so they say
• *Lose it
• Necessity when dealing with pests
• '........ is a virtue'
• A card game for one player
• Quality of endurance in operetta