Connie stammered out a prim salutation, still staring at him, and Lisa blushed at Giddon's obvious amusement.
Gradually from naming an object we advance step by step until we have traversed the vast distance between our first stammered syllable and the sweep of thought in a line of Shakespeare.
She fumbled and stammered and even spilled his tea.
When Mary answered, Cynthia stammered around about the weather and every other subject she could think of.
The boy stammered and did not know what to say.
Pierre stammered with a guilty look.