Cryptic crossword clue
Twin full of spirit rejected such mysteries 7

The most common and most likely answer to this crossword clue is the 7 letter word ENIGMAS

I've seen this crossword clue in The Daily Telegraph
E
N
I
G
M
A
S


Buddy explains!

The straight part
We know that "such mysteries" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case such mysteries = enigmas.
The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.
This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.

What does ENIGMAS mean?

ENIGMAS noun
  1. Something or someone puzzling, mysterious or inexplicable.
  2. A riddle, or a difficult problem.

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