The most common and most likely answer to this crossword clue is the 5 letter word SIXTY
S
I
X
T
Y
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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 SIXTY mean?
SIXTY numeral- The cardinal number occurring after fifty-nine and before sixty-one, represented in Roman numerals as LX and in Arabic numerals as 60.