Related Clues:

• Tough to endure
• Like winters in the Arctic
• Disrupt, as a mellow
• Far from gentle
• Severe, as criticism
• Like Russian winters
• Very severe
• Suspicious, as a dog
• Unnecessarily severe
• Ungentle
• Crueler than necessary
• Abrasive, rough or unkind
• Rough or unkind
• Unkind or cruel
• Severe and disagreeable