The most common and most likely answer to this crossword clue is the 11 letter word CORRECTNESS
C
O
R
R
E
C
T
N
E
S
S
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.
What does CORRECTNESS mean?
CORRECTNESS noun- Freedom from error
- Conformity to the truth or to fact
- Conformity to recognized standards
- The state of an algorithm that correctly mirrors its specification.