The most common and most likely answer to this crossword clue is the 6 letter word ACUITY
A
C
U
I
T
Y
More clues leading to the result ACUITY
- Inanity, initially taken for sharpness
- An urban space nurtures university intelligence
- Urban capital in a metropolis showing keenness
- Sharpness of mind universal in a financial centre
- Keenness shown when seeing e.g. Liverpool’s John Moores or Leicester’s de Montfort?
- Sharpness shown by a copper on it close to motorway
- Keenness with Rio’s parting would be a strange thing
- Perception shown by university in a large town
- City Banks union follows advisory with keenness
- Sharpness: being posh in an urban area
Buddy explains!

The straight part
We know that "Sharpness" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case sharpness = acuity.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 ACUITY mean?
ACUITY noun- Sharpness or acuteness, as of a needle, wit, etc.