Exhaust
exhaust is spewed from cars and trucks.
The connotative meaning of "spews" typically implies a forceful, violent, or uncontrollable release of something, often associated with negative or unpleasant imagery. It suggests a sense of chaotic or uncontrolled emission.
coca cola spews more obviously
When lava spews out of it.
me after taco bell
volcano
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 2 words with the pattern -PEW-. That is, five letter words with 2nd letter P and 3rd letter E and 4th letter W. In alphabetical order, they are: spews spewy
diet coke
sprite
Geyser
geyser
No, I mean come on. Seriously?