instability

As nouns the difference between perseverance and instability

is that perseverance is perseverance (persistent determination to adhere to a course of action; insistence) while instability is (uncountable) the quality of being unstable.

As a noun instability

is (uncountable) the quality of being unstable.

As an adjective uneasy is

(rare) not easy; difficult or uneasy can be restless; disturbed by pain, anxiety, or the like; disquieted; perturbed.

In uncountable|lang=en terms the difference between instability and instability

is that instability is (uncountable) the quality of being unstable while instability is (uncountable) the quality of being unstable.

In physics|countable|lang=en terms the difference between instability and instability

is that instability is (physics|countable) a state that is not in equilibrium, or in which a small change has a large irreversible effect while instability is (physics|countable) a state that is not in equilibrium, or in which a small change has a large irreversible effect.

As nouns the difference between instability and instability

is that instability is (uncountable) the quality of being unstable while instability is (uncountable) the quality of being unstable.

Instability is a related term of liveliness.

As nouns the difference between instability and liveliness

is that instability is (uncountable) the quality of being unstable while liveliness is the quality of being lively; animation; energy.

Instability is a synonym of fickleness.

As nouns the difference between instability and fickleness

is that instability is (uncountable) the quality of being unstable while fickleness is the quality of being fickle.

Instability is a related term of inconstancy.

As nouns the difference between instability and inconstancy

is that instability is (uncountable) the quality of being unstable while inconstancy is lack of constancy; lack of consistency in thought, emotion or action.

Instability is a synonym of changeableness.

As nouns the difference between instability and changeableness

is that instability is (uncountable) the quality of being unstable while changeableness is the condition of being changeable.

Lightness is a synonym of instability.

In uncountable|lang=en terms the difference between lightness and instability

is that lightness is (uncountable) the relative whiteness or transparency of a colour while instability is (uncountable) the quality of being unstable.

As nouns the difference between lightness and instability

is that lightness is (uncountable) the condition of being illuminated or lightness can be the state of having little weight, or little force while instability is (uncountable) the quality of being unstable.

As an adjective sustainable

is able to be sustained.

As a noun instability is

(uncountable) the quality of being unstable.

Instability is a related term of swiftness.

As nouns the difference between instability and swiftness

is that instability is (uncountable) the quality of being unstable while swiftness is the state of being swift.