dryness

As an adjective arid

is very dry.

As a noun dryness is

(uncountable) a lack of moisture.

As nouns the difference between dryness and dandruff

is that dryness is (uncountable) a lack of moisture while dandruff is scaly white dead skin flakes from the human scalp; pityriasis capitis .

As nouns the difference between thrush and dryness

is that thrush is any of several species of songbirds of the family Turdidae, often with spotted underbellies such as the bluebird, nightingale, and American Robin have while dryness is a lack of moisture.

As nouns the difference between humidity and dryness

is that humidity is dampness, especially that of the air while dryness is a lack of moisture.

As nouns the difference between aridity and dryness

is that aridity is a long term lack of rainfall or moisture while dryness is a lack of moisture.

As nouns the difference between dryness and wryness

is that dryness is (uncountable) a lack of moisture while wryness is the state of being wry.

As nouns the difference between driness and dryness

is that driness is archaic form of lang=en while dryness is a lack of moisture.

As nouns the difference between drought and dryness

is that drought is a period of below average rainfall, longer and more severe than a dry spell while dryness is a lack of moisture.

As nouns the difference between taxonomy and dryness

is that taxonomy is the science or the technique used to make a classification while dryness is (uncountable) a lack of moisture.

As nouns the difference between dryness and hoofbound

is that dryness is (uncountable) a lack of moisture while hoofbound is (dated) deformative contraction and dryness of the back part of the hoof of a horse.