Noun
the forceful, involuntary expulsion of stomach contents through the mouth, typically triggered by the brain’s emetic center in response to toxins, infections, or nausea.
Tequila is the recipe for a technicolour yawn. – Tequila is the recipe for a vomit.
I don’t get why you drink until you technicolor yawn. – Do do not get why you drink until you vomit.
Alternative: