Fitna (word)
Fitna (also fitnah or fitnat) (فتنة) is an Arabic word with connotations of secession, upheaval, and chaos. It is widely used in Arabic daily language as an adjective which refers to "causing problems between people" or attempting to create a chaotic situation that tests one's faith. The exact translation of this word is often ambiguous for non-Arabic speakers. The word fitna also has several similarities with the idea of tribulation in Christian belief.
Read more about Fitna (word): History, Comparison of Translation in Qur'an, Fitnah in Quran and Nakhla Raid, The Fitnah of Dajjal, Views of Western Scholars