Related Clues:

• Radiate out
• Emit lava, for instance
• Emulate Etna
• Eject, as oratorical venom
• Utter, as a sound
• Emit expletives
• Send forth, as light
• Give off, as radiation
• Deliver, as venom
• Make like a geyser
• Disgorge, as lava
• Give vent to
• Discharge through the pores
• Discharge, as radiation
• Etna does it