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1. Eject the contents of the stomach through the mouth
   - vomit, vomit up, purge, cast, sick, cat, be sick, disgorge, regorge, barf, spew, spue [archaic], chuck, upchuck [N. Amer], honk, regurgitate, throw up, chuck up [Brit], chunder [Brit]
    
2. Make an unsuccessful effort to vomit; strain to vomit
   - gag, heave

1. An involuntary spasm of ineffectual vomiting
   - heave

Sounds like: wretch

Derived forms: retches, retched, retching

Type of: egest, eliminate, excrete, pass, spasm