The most common and most likely answer to this crossword clue is the 8 letter word ABETTING
I've seen this crossword clue in The Guardian
A
B
E
T
T
I
N
G
More clues leading to the result ABETTING
Buddy explains!
The straight part
We know that "Helping" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case helping = abetting.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 ABETTING mean?
ABETTING verb- To urge on, stimulate (a person to do) something desirable.
- To incite; to assist or encourage by aid or countenance in crime.
- To support, countenance, maintain, uphold, or aid (any good cause, opinion, or action); to maintain.
- To back up one's forecast of a doubtful issue, by staking money, etc., to bet.
- The act of one who abets.