பொருள் : Something that baffles understanding and cannot be explained.
எடுத்துக்காட்டு :
How it got out is a mystery.
It remains one of nature's secrets.
ஒத்த சொற்கள் : closed book, enigma, secret
பொருள் : A story about a crime (usually murder) presented as a novel or play or movie.
ஒத்த சொற்கள் : mystery story, whodunit