Cryptic crossword clue
Part of swami’s state, mentally, that’s improperly expressed 12

The most common and most likely answer to this crossword clue is the 12 letter word MISSTATEMENT

I've seen this crossword clue in The Sunday Telegraph
M
I
S
S
T
A
T
E
M
E
N
T

Buddy explains!

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.

Latest crossword clues with full explanations