「ぃぃです」的功能──「ぃぃです」以說話者的否定意思為中心

The Functions of Iidesu, Which Express a Speaker's Negative Intention

本稿是把從較高的地點下降的音調的「ぃぃです」、針對說話者以否定表示的意思、整理並分析。「ぃぃです」有「～沒有必要做」「～不要做」的語意。「ぃぃです」有四個効能。（一）以說話者要拒絕對邀請或請求。（二）說話者要表示否定的意志。（三）說話者要抑制聽者剛才發生的言行。（四）說話者要修正剛才的言行。

In this paper, Iidesu with a rapid falling intonation which starts at a high level are put into one category, and analyzed as expressions which carry out a speaker's negative intention. Iidesu have two meanings. One is to express that it is not necessary to do so, and the other is to express that a speaker has no intention to do so. Iidesu have the following four functions. At first, a speaker can refuse to the invitation or request from others using Iidesu. Secondly, a speaker can express that he or she has no intention to do so toward the matter which is going to happen in the near future when he or she is asked about his or her intention. Thirdly, a speaker can restrain listener's action or words just before speaker' presence with Iidesu. Fourthly, a speaker can make corrections toward his or her words which have been just said or happened with Iidesu.