WordWeb Online

1. The noise of something spattering or sputtering explosively
   "he heard a splutter of gunfire";
   - spatter, spattering, splatter, splattering, sputter, sputtering
    
2. An utterance (of words) with spitting sounds (as in rage)
   - sputter

1. Utter with a spitting sound, as if in a rage
   - sputter
    
2. Spit up in an explosive manner
   - sputter, spit out

Derived forms: spluttered, spluttering, splutters

Type of: cough out, cough up, emit, expectorate, let loose, let out, noise, spit out, spit up, utter, utterance, vocalization