retch - noun

an involuntary spasm of ineffectual vomiting

retch - verb

• eject the contents of the stomach through the mouth
• make an unsuccessful effort to vomit; strain to vomit

retch - thesaurus

barf   cast   cat   chuck   disgorge   gag   heave   honk   puke   purge   regorge   regurgitate   sick   spew   spue   upchuck   vomit