Related Clues:

• Be volcanic
• More than trickle
• Emit violently
• Erupt, as a volcano
• Expel, as 13-Across
• Do a spit take
• Unleash invectives
• Eject, as angry words
• Eject, like a volcano
• Discharge, as from a volcano
• Belch out, as smoke
• Violently send out
• Bring up second seat
• Expel strongly
• Spurt forcefully