sharpen

As verbs the difference between strive and sharpen

is that strive is to try to achieve a result; to make strenuous effort; to try earnestly and persistently while sharpen is to make sharp.

As a noun strive

is an effort; a striving.

As verbs the difference between sharpen and intensify

is that sharpen is (transitive|sometimes|figurative) to make sharp while intensify is to render more intense; as, to intensify heat or cold; to intensify colors; to intensify a photographic negative; to intensify animosity.

As a verb sharpen

is (transitive|sometimes|figurative) to make sharp.

As an adjective critic is

critical.

As a noun critic is

critic.

As verbs the difference between sensitize and sharpen

is that sensitize is to make increasingly aware of, in a concerned or sensitive way while sharpen is to make sharp.

Vivify is a related term of sharpen.

As verbs the difference between vivify and sharpen

is that vivify is to bring to life while sharpen is (transitive|sometimes|figurative) to make sharp.

Energise is a related term of sharpen.

As verbs the difference between energise and sharpen

is that energise is while sharpen is (transitive|sometimes|figurative) to make sharp.

Sharpen is a related term of dispatch.

As verbs the difference between sharpen and dispatch

is that sharpen is (transitive|sometimes|figurative) to make sharp while dispatch is to send a shipment with promptness.

As a noun dispatch is

a message sent quickly, as a shipment, a prompt settlement of a business, or an important official message sent by a diplomat, or military officer.

Pique is a related term of sharpen.

As a noun pique

is a kind of ribbed or corded fabric.

As a verb sharpen is

(transitive|sometimes|figurative) to make sharp.

Grime is a synonym of sharpen.

As a noun grime

is crumb, bit.

As a verb sharpen is

(transitive|sometimes|figurative) to make sharp.