The most common and most likely answer to this crossword clue is the 7 letter word ABETTED
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More clues leading to the result ABETTED
Buddy explains!

The straight part
We know that "Gave a hand to" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case gave a hand to = abetted.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 ABETTED mean?
ABETTED 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.