Cryptic crossword clue
Of a period many years ago, a vast number by the sound of it 7

The most common and most likely answer to this crossword clue is the 7 letter word AZILIAN

A
Z
I
L
I
A
N

Buddy explains!

The straight part
We know that "Of a period many years ago" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case of a period many years ago = azilian.
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.

Crossword Answer definitions

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