The word "subvert" originates from the Latin subvertere, a compound of the prefix sub- ("under") and the verb vertere ("to turn"). Its literal sense was "to turn from beneath," implying an overturning or overthrow from the foundation upwards. This concrete meaning evolved in English to describe the act of undermining authority, systems, or doctrines, effectively turning them over from their base. The semantic logic perfectly captures the modern abstract sense of destabilizing and overthrowing established structures, whether political, social, or ideological, by attacking their foundational support.

Structure: sub (under) + vert (turn) - sub: A Latin prefix meaning "under, below, from beneath." - vert: From the Latin root vertere, meaning "to turn."