The most common and most likely answer to this crossword clue is the 3 plus 2 letter word RIP UP
R
I
P
U
P
More clues leading to the result RIP UP
- Vampire’s literally holding back tear
- Last section of paper one little dog shred
- Shred message after departure to a higher place
- Get rid of disreputable person at Oxford?
- Call off punishment, getting pressure at the top
- Cut into pieces evenly, fruit that's oddly plump
- Tear apart letter’s last one small seal
Buddy explains!

The straight part
We know that "Tear apart" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case tear apart = rip up.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.