IPA: /ˌmækɪˈneɪʃən/
KK: /mækəˈneɪʃən/
A clever and often secret plan or action that is intended to achieve a specific goal, usually something bad or dishonest.
The villain's machinations were finally uncovered by the detective.
Machination → It is formed from "machinari" (meaning to contrive or devise) and the suffix "-tion" (indicating the action or process of). The word "machination" refers to the act of devising schemes or plots, often with a negative connotation of deceit or intrigue.
Think of someone 'devising' ('machinari') a clever plan or scheme — that's why machination means a plot or scheme.