Related Clues:

• Fight back, say
• Do a spit take, e.g
• Ooh and aah, e.g
• Discharge violently
• Discharge volcanically
• Rapidly let go of long bench behind Point
• Emit, as lava
• Do a spit-take, e.g
• It's about part in the play to show response
• Throw out skinhead on seat in church
• Combine chemically
• Undergo a chemical transformation
• Shoot forth
• Not take it lying down
• Respond to news, as markets do