The most common and most likely answer to this crossword clue is the 7 letter word MISCALL
I've seen this crossword clue in The Times
M
I
S
C
A
L
L
Buddy explains!

The straight part
We know that "Wrongly identify" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case wrongly identify = miscall.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 MISCALL mean?
MISCALL verb- To call (someone) bad names; to insult, abuse.
- To call (something) by the wrong name.
- To make a wrong call; to announce (one's hand of cards) incorrectly.