Webster's Revised Unabridged Dictionary · 1913

Stutter

Stutter , verb, transitive and intransitive

[Freq. of stut, Old English stoten; probably of Dutch or Low German origin; compare Dutch & LG. stotteren, German stottern, Dutch stooten to push, to strike; akin to German stossen, Icelandic stauta, Swedish stota, Danish stode, Gothic stautan, Latin tundere, Sanskrit tud to thrust. Compare Contuse, Obtuse.]

To hesitate or stumble in uttering words; to speak with spasmodic repetition or pauses; to stammer.
Trembling, stuttering, calling for his confessor. — Macaulay

Stutter , noun

1.
The act of stuttering; a stammer. See Stammer, and Stuttering.
2.
One who stutters; a stammerer. [Obsolete] — Bacon