from
The Collaborative International Dictionary of English v.0.48
Stammer \Stam"mer\ (st[a^]m"m[~e]r), v. i. [imp. & p. p.
{Stammered} (-m[~e]rd); p. pr. & vb. n. {Stammering}.] [OE.
stameren, fr. AS. stamur, stamer, stammering; akin to D. &
LG. stameren to stammer, G. stammeln, OHG. stammal[=o]n,
stamm[=e]n, Dan. stamme, Sw. stamma, Icel. stama, stamma,
OHG. & Dan. stam stammering, Icel. stamr, Goth. stamms, and
to G. stemmen to bear against, stumm dumb, D. stom. Cf.
{Stem} to resist, {Stumble}.]
To make involuntary stops in uttering syllables or words; to
hesitate or falter in speaking; to speak with stops and
difficulty; to stutter.
[1913 Webster]
I would thou couldst stammer, that thou mightest pour
this concealed man out of thy mouth, as wine comes out
of a narrow-mouthed bottle, either too much at once, or
none at all. --Shak.
[1913 Webster]