The correct spelling of the verb is "regurgitate" (spit up,
cough up food).
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Spit it out, it's not good for you to keep it in your body
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The opposite would be to cough up, or regurgitate.
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It means you have a sinus infection. Just make sure you cough it all up, and dont swallow it or it will not go away as fast as it will if you cough it up and spit it out.
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That is the correct spelling of "regurgitate" (cough up or spit
up).