Related Clues:

• Stir up, without a spoon
• Reason for the silent treatment
• One of the deadly sins
• Fire up
• Management course subject?
• Rile up
• Inspire wrath
• Churn up
• Infuriation
• Heat
• Rile
• Send into a tizzy
• Bile
• Ruffle one's feathers
• Annoy greatly