Related Clues:

• Quartan symptom
• Rigor of a fever
• Bad fit?
• Malaria indicator
• "Relax, man!"
• Jungle fever
• Fit in bed?
• Fluish chills
• Sign of a flu onset
• Chills and fevers
• Fever and shivering
• Fever symptom, ironically
• Cool down
• Calm down, slangily
• "Calm down!"