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1. Cause to burn or combust
   "We combust coal and other fossil fuels";
   - burn
    
2. Start to burn or burst into flames
   "The oily rags combusted spontaneously";
   - erupt, ignite, catch fire, take fire, conflagrate
    
3. Get very angry and fly into a rage
   "The professor combusted when the student didn't know the answer to a very elementary question";
   - flip one's lid, blow up, throw a fit, hit the roof, hit the ceiling, have kittens, have a fit, blow one's stack, fly off the handle, flip one's wig, lose one's temper, blow a fuse, go ballistic
    
4. Cause to become violent or angry
   "Riots combusted Pakistan after the U.S. air attacks on Afghanistan"
    
5. Undergo combustion
   "Maple wood combusts well";
   - burn

Derived forms: combusting, combusts, combusted

Type of: anger, change state, rage, turn

Encyclopedia: Combust