The most common and most likely answer to this crossword clue is the 7 letter word TIDYING
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Buddy explains!

The straight part
We know that "Housework" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case housework = tidying.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 TIDYING mean?
TIDYING verb- To make tidy; to neaten.
- The act or process in which things are tidied.