diminution

As a noun diminution

is a lessening, decrease or reduction.

As an adjective undefined is

lacking a definition or value.

Prodigality is a related term of diminution.

As nouns the difference between prodigality and diminution

is that prodigality is wasteful extravagance while diminution is a lessening, decrease or reduction.

As nouns the difference between diminution and conquest

is that diminution is a lessening, decrease or reduction while conquest is victory gained through combat; the subjugation of an enemy.

As a verb conquest is

to conquer.

As a proper noun Conquest is

the personification of conquest, (also known as Pestilence), often depicted riding a white horse.

Diminution is a related term of devastation.

As nouns the difference between diminution and devastation

is that diminution is a lessening, decrease or reduction while devastation is devastation, destruction.

As nouns the difference between diminution and decay

is that diminution is a lessening, decrease or reduction while decay is the process or result of being gradually decomposed.

As a verb decay is

to deteriorate, to get worse, to lose strength or health, to decline in quality.

Lowering is a related term of diminution.

As nouns the difference between lowering and diminution

is that lowering is the act of something being lowered while diminution is a lessening, decrease or reduction.

As a verb lowering

is .

As an adjective lowering

is that lowers or frowns.

As nouns the difference between diminution and devaluation

is that diminution is a lessening, decrease or reduction while devaluation is the removal or lessening of something's value.

As nouns the difference between diminution and discrimination

is that diminution is a lessening, decrease or reduction while discrimination is a distinction; discernment, the act of discriminating, discerning, distinguishing, noting or perceiving differences between things.

As a noun diminution

is a lessening, decrease or reduction.

As a verb reduce is

to bring down the size, quantity, quality, value or intensity of something; to diminish, to lower, to impair.

As a verb attenuate

is to reduce in size, force, value, amount, or degree.

As an adjective attenuate

is (botany|of leaves) gradually tapering into a petiole-like extension toward the base.

As a noun diminution is

a lessening, decrease or reduction.