perspicacity

As an adjective clearsighted

is .

As a noun perspicacity is

acute discernment or understanding; insight.

Capacity is a synonym of perspicacity.

As nouns the difference between capacity and perspicacity

is that capacity is the ability to hold, receive or absorb while perspicacity is acute discernment or understanding; insight.

As an adjective capacity

is filling the allotted space.

Endowment is a related term of perspicacity.

As nouns the difference between endowment and perspicacity

is that endowment is something with which a person or thing is endowed while perspicacity is acute discernment or understanding; insight.

As nouns the difference between astuteness and perspicacity

is that astuteness is the quality of being astute while perspicacity is acute discernment or understanding; insight.

As a proper noun sharpness

is an inland port in gloucestershire.

As a noun perspicacity is

acute discernment or understanding; insight.

As nouns the difference between intelligence and perspicacity

is that intelligence is capacity of mind, especially to understand principles, truths, facts or meanings, acquire knowledge, and apply it to practice; the ability to learn and comprehend while perspicacity is acute discernment or understanding; insight.

As nouns the difference between smartness and perspicacity

is that smartness is (uncountable) the state or quality of being smart while perspicacity is acute discernment or understanding; insight.

As nouns the difference between keenness and perspicacity

is that keenness is sharpness or cutting ability while perspicacity is acute discernment or understanding; insight.

As nouns the difference between cleverness and perspicacity

is that cleverness is the property of being clever while perspicacity is acute discernment or understanding; insight.

As nouns the difference between acumen and perspicacity

is that acumen is quickness of perception or discernment; penetration of mind; the faculty of nice discrimination while perspicacity is acute discernment or understanding; insight.