stammer
Cross references: 1. stutter 1. stam.mer \'stam-*r\ \-(*-)rin\ \-*r-*r\ vb or stam.mer.ing [ME stameren, fr. OE stamerian; akin to OHG stamalo-n to s]tammer, Lith stumti to push : to make involuntary stops and repetitions in speaking : HALT : to utter with involuntary stops or repetitions more often implies a temporary inhibition through fear, embarrassment, or shock; STUTTER suggests a habitual defect of speech organs or nerves but may imply temporary effect of haste or excitement - stam.mer.er n SYN syn STAMMER, STUTTER mean to speak stumblingly STAMMER 2. stammer n : an act or instance of stammering
Webster's English Dictionary