rareness

As nouns the difference between sparsity and rareness

is that sparsity is the property of being sparse, sparseness while rareness is the property of being rare; rarity.

As a noun rareness

is the property of being rare; rarity.

As an adjective undefined is

lacking a definition or value.

Rareness is a related term of infrequency.

As nouns the difference between rareness and infrequency

is that rareness is the property of being rare; rarity while infrequency is the characteristic of being infrequent; rarity; irregularity; scarcity.

Deficiency is a related term of rareness.

As nouns the difference between deficiency and rareness

is that deficiency is (uncountable) inadequacy or incompleteness while rareness is the property of being rare; rarity.

As nouns the difference between rareness and poverty

is that rareness is the property of being rare; rarity while poverty is the quality or state of being poor or indigent; want or scarcity of means of subsistence; indigence; need.

As nouns the difference between dearth and rareness

is that dearth is a period or condition when food is rare and hence expensive; famine while rareness is the property of being rare; rarity.

As nouns the difference between bareness and rareness

is that bareness is the state of being bare while rareness is the property of being rare; rarity.

As nouns the difference between taxonomy and rareness

is that taxonomy is the science or the technique used to make a classification while rareness is the property of being rare; rarity.