subversion

noun

attempt to transform the established social order and its structures

Wiktionary

Pronunciation: /ˈsʌbˌvɜː.ʒən/ / /ˈsʌbˌvɝ.ʒən/

noun

Etymology: Etymology tree Proto-Indo-European *upó Proto-Italic *supo Latin sub Latin sub-der. English sub- English version English subversion From sub- + version.

A revision considered more similar to preceding subversions than a revision deemed a new "version" is to preceding versions.