politics: Subversion refers to an attempt to overthrow structures of authority, including the state. It is an overturning
or uprooting. The word is present in all languages of Latin origin, originally applying to such diverse events as the military
defeat of a city.
activity is the lending
of aid, comfort, and moral support
to individuals, groups, or organizations that advocate the overthrow of incumbent governments by force
and violence. All willful acts that are intended to be detrimental to the best interests of the government and that do not fall into the categories of treason, sedition, sabotage, or espionage are placed in the category of subversive
but not least:
behavior is to undermine
somebody with various trick
(lies, cheats, backstabbing, false advice etc...) where the intent or goal is not visible at all.