Related Clues:

• An opening for five, possibly ten
• Small outlet
• Break forth
• Burst forth, like 25
• Emit vapour
• Smoke - rage
• Smoke (in anger?)
• Slit in the back of a jacket
• Blow, as a volcano
• Irritating vapor
• Be enraged
• Exhaust-pipe output
• Go off like a volcano
• Smolder
• Make like Stromboli