Related Clues:

• With feathers ruffled
• Really 16-Down
• Really, really 16-Down
• Feeling furious
• Angry and then some
• About ready to explode
• Foaming at the mouth, so to speak
• Quite angry
• Railing, perhaps
• '12 ___ Men,' 58-/46-Across movie (1957)
• "12 ___ Men"
• Apoplectic
• Spittin' nails
• Like an 11-Down
• Angry to the max