The most common and most likely answer to this crossword clue is the 5 letter word DEEDS
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More clues leading to the result DEEDS
Buddy explains!

The straight part
We know that "Acts" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case acts = deeds.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 DEEDS mean?
DEEDS noun- An action or act; something that is done.
- A brave or noteworthy action; a feat or exploit.
- Action or fact, as opposed to rhetoric or deliberation.
- A legal instrument that is executed under seal or before witnesses.
- To transfer real property by deed.