to talk rapidly and somewhat incoherently, as when confused, excited, or embarrassed

When pushed for an explanation, he always spluttered.

to make a sputtering sound, or emit particles of something explosively, as water dropped onto a hot griddle.

to fly or fall in particles or drops; spatter, as a liquid.

to utter hastily and confusedly or incoherently; sputter

Out of breath, she spluttered a poor excuse for her lateness.

to spatter (a liquid, small particles, etc.).

to bespatter (someone or something).

spluttering utterance or talk; noise or fuss.

a sputtering or spattering, as of liquid.

verb

crepitate , sputter