How To Use Diachrony In A Sentence

Correlation of the two regions (Wales and Spain) is achieved by ammonite biostratigraphy; however, the correlation is complicated by diachrony in the ammonite zones, especially around the Pliensbachian / Toarcian boundary.
Levinas, also, describes the relationship with the other as time: ‘it is an untotalizable diachrony in which one moment pursues another without ever being able to retrieve it, to catch up with, or coincide with it’ (‘Dialogue’ 21).
Nevertheless, by relying heavily on the notions of both synchrony and diachrony, Barthesian discourse aims to express how any of a host of other discourses function without ever claiming to be the final answer.
The repetition of the word century, instead of evoking diachrony, only further betrays the precarious instantaneity of the utterance, its vocalic ephemerality.
The enactment of masochistic desire is a performance of history, and masochism is a synchronic enactment of diachrony.

Barthes declared that ' serious recourse to the nomenclature of signification ' was the mark of structuralism and advised interested readers to ' watch who uses signifier and signified, synchrony and diachrony.'
Darya Kavitskaya in Compensatory Lengthening: Phonetics, Phonology, Diachrony (2002) relates her own story about perceptual metathesis on page 48 in footnote 8: "Indeed, in teaching Russian to American students, I noticed many instances of palatalization of the consonant being heard as some kind of diphthongal property of the preceding vowel, for example, [banʲa] 'bath' was misheard and pronounced as [baʲnʲa] or even [bajna]." (link here). Hey, what do ya know?...
the synchrony and diachrony of language
Enough of diachrony vs. synchrony for this posting.
The repetition of the word century, instead of evoking diachrony, only further betrays the precarious instantaneity of the utterance, its vocalic ephemerality.