тутынаш (-ем)
{verb II} [Generate paradigm] 1. to stammer, to stutter, to have a stutter
♦ чотак тутынаш (-ем) {verb II} to have a strong stutter
2. {figuratively} to be cut short, to come to an end (e.g., a conversation)
♢ мутланымаш тутыныш {sentence} the conversation was cut short