Verb silence, stop up
Synonyms: balk, bottle up, choke, constrain, cork, cork up, curb, deaden, demur, garrote, keep the lid on, muffle, muzzle, obstruct, put the lid on, quiet, repress, restrain, shut down, shy, squash, squelch, stifle, still, stumble, suppress, tape up, throttle, tongue-tie
Verb vomit, choke
Synonyms: be nauseated, disgorge, gasp, heave, nauseate, pant, puke, retch, sicken, spew, strain, struggle, throw up