The Diachronic Evolution of the Weak Negative Response Discourse"Buzhiyu"
The Pragmatic marker"buzhiyu(不至于)"is an explicitly weak negative response,which mainly expresses the speaker's negative attitude,opinion or position toward the content of the other party's discourse,with a weak negative tone.The dia-chronic evolution shows that the pragmatic marker"buzhiyu(不至于)"evolved from an intrasentential phrase combining the nega-tive adverb"bu(不)"and the verb"zhiyu(至于)",and the evolution path can be summarized as:intra-sentence adverbial-verb phrase>adverbial-verb phrase in a hypothetical sentence>commentary adverb>the"na(那)"idiom>pragmatic marker.The evo-lutionary motives of"buzhiyu(不至于)"are mainly the principle of least effort,subjectivity and interactive subjectivity;the evolu-tionary mechanisms are mainly reanalysis,cognitive metaphor,and contextual expansion.The pragmatic marker"buzhiyu(不至于)"s formed by the combination of grammaticalization,lexicalization and pragmatization.