The most common and most likely answer to this crossword clue is the 7 letter word INDEXED
I
N
D
E
X
E
D
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 INDEXED mean?
INDEXED verb- To arrange an index for something, especially a long text.
- To inventory, to take stock.
- To normalise in order to account for inflation; to correct for inflation by linking to a price index in order to maintain real levels.
- To be indexical for (some situation or state of affairs); to indicate.
- To access a value in a data container by an index.
- Having an index.