The most common and most likely answer to this crossword clue is the 7 letter word SONNETS
I've seen this crossword clue in The Guardian
S
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More clues leading to the result SONNETS
Buddy explains!

The straight part
We know that "Works of Shakespe/are" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case works of shakespe/are = sonnets.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 SONNETS mean?
SONNETS noun- A fixed verse form of Italian origin consisting of fourteen lines that are typically five-foot iambics and rhyme according to one of a few prescribed schemes.