[noun] [C] - something that is mysterious and seems impossible to understand completelyShe is a bit of an enigma.The newspapers were full of stories about the enigma of Lord Lucan's disappearance.It's rather an enigma why she left him. [+ wh- word]
ENIGMA
Meaning of ENIGMA in English
Cambridge English vocab. Кембриджский английский словарь. 2012