Related Clues

• Taxing
• Savage
• Harsh-plus
• Pulling no punches
• Vicious
• Very harsh
• Painful, as honesty
• Merciless
• Inhuman
• Punishingly difficult
• Merciless
• Ruthless
• Harsh
• Really, really tough
• Ruthless and cruel
• Cold-blooded
• Extremely harsh
• Hard to endure
• Severe, as weather
• Like winters in Antarctica