The most common and most likely answer to this crossword clue is the 3 plus 5 letter word MEA CULPA
I've seen this crossword clue in Independent
M
E
A
C
U
L
P
A
More clues leading to the result MEA CULPA
- I'm sorry copper in restaurant rendezvous with secretary
- Admission of a guilty Roman?
- Bluth joins a cult briefly every year – it’s my own fault
- I’m sorry Paul came out
- Acknowledgement came out: yours truly wrong?
- My bad term of Latin
- Apology for metal found in food every year
- Admission of guilt got by copper during dinner with father
- I confess foreign map contains a clue in error
- Converted, Paul came to confession
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.