The most common and most likely answer to this crossword clue is the 5 letter word QUITE
Q
U
I
T
E
Buddy explains!
The straight part
We know that "E" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case e = quite.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 QUITE mean?
QUITE adverb- (heading) To the greatest extent or degree; completely, entirely.
- (heading) In a fully justified sense; truly, perfectly, actually.
- To a moderate extent or degree; somewhat, rather.
- Indicates agreement; "exactly so".
- A series of passes made with the cape to distract the bull.