The term conspiracy theory was created in 1967 by the CIA to discourage people from challenging whatever government propaganda or narrative is put out. You can look this up all over the search engines. The term is used to dismiss or brush off people who think outside of what is told to them and make them sound crazy.
In psychology, the Stroop effect is the delay in reaction time between automatic and controlled processing of information, in which the names of words interfere with the ability to name the colour of ink used to print the words.
Juxtaposition ~ The fact of two things being seen or placed close together with contrasting effect.
Machiavellian /ˌmakɪəˈvɛlɪən/ ~ Cunning, scheming, and unscrupulous, especially in politics.