Meaning : Something that baffles understanding and cannot be explained.
Example :
How it got out is a mystery.
It remains one of nature's secrets.
Synonyms : closed book, mystery, secret
Meaning : A difficult problem.
Synonyms : brain-teaser, conundrum, riddle
Enigma ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Marathi. Enigma ka matlab kya hota hai?