Related Clues:

• Trying period
• "No __, no gain"
• Major trial
• "Royal" annoyance
• There's no gain without it
• What lines with stars at the end indicate in comics
• Trier of men's souls
• Royal annoyance
• Boot camp, as a rule
• Hardly a walk in the park
• Tough trial
• An audit may be one
• Trying time
• ___ in the neck
• "No ___, no gain" (gym saying)