IPA: /əˌpɒkəˈlɪptɪsɪm/
KK: /əˌpɑːkəˈlɪptɪsɪm/
A belief or doctrine that predicts the end of the world, often involving a final battle between good and evil and the establishment of a new order.
Many religious groups hold apocalypticism as a central part of their beliefs about the future.
Apocalypticism is formed from "apocalypsis" (from Greek ἀποκάλυψις, meaning revelation or disclosure) and the suffix "-ism" (meaning a doctrine or belief). The term refers to a belief system centered around the revelation of the end times or ultimate destiny of humanity.
Think of 'revelation' ('apocalypsis') as a way to remember that 'apocalypticism' is about beliefs concerning the end of the world.
No commonly confused words.