As adjectives the difference between pervasive and existing

is that pervasive is manifested throughout; pervading, permeating, penetrating or affecting everything while existing is that exists, or has existence, especially that exists now.

As a verb existing is

.

In obsolete terms the difference between summer and white

is that summer is a pack-horse while white is regarded with especial favour; favourite; darling.

As nouns the difference between summer and white

is that summer is one of four seasons, traditionally the second, marked by the longest and typically hottest days of the year due to the inclination of the Earth and thermal lag. Typically regarded as being from June 21 to September 22 or 23 in parts of the USA, the months of June, July and August in the United Kingdom and the months of December, January and February in the Southern Hemisphere while white is the color/colour of snow or milk; the colour of light containing equal amounts of all visible wavelengths.

As verbs the difference between summer and white

is that summer is to spend the summer, as in a particular place on holiday while white is to make white; to whiten; to bleach.

As proper nouns the difference between summer and white

is that summer is {{given name|female|from=English}} of modern usage, for a girl born in summer while White is {{surname|common|from=nicknames}.

As an adjective white is

bright and colourless; reflecting equal quantities of all frequencies of visible light.

As verbs the difference between impart and impute

is that impart is to give a part or share while impute is to reckon as pertaining or attributable; to charge; to ascribe; to attribute; to set to the account of; to charge to one as the author, responsible originator, or possessor; -- generally in a bad sense.

As nouns the difference between balance and equal

is that balance is a state in which opposing forces harmonise; equilibrium while equal is a person or thing of equal status to others.

As verbs the difference between balance and equal

is that balance is to bring to an equipoise, as the scales of a balance by adjusting the weights while equal is to be equal to, to have the same value as; to correspond to.

As an adjective equal is

the same in all respects.

As a conjunction of is

(subordinating ) whether, if.

As nouns the difference between privacy and authentication

is that privacy is the state of being private; the state of not being seen by others while authentication is something which validates or confirms the authenticity of something.

In botany terms the difference between silique and silicula

is that silique is a long dry fruit (seed capsule), length more than twice the width, typical to cruciferous plants and consisting of two fused carpels that separate when ripe while silicula is an alternative spelling of silicle.

As nouns the difference between persevering and nagging

is that persevering is perseverance while nagging is the action of the verb nag .

As verbs the difference between persevering and nagging

is that persevering is while nagging is .

As adjectives the difference between persevering and nagging

is that persevering is tending to persevere while nagging is causing persistent mild pain, or annoyance.

As nouns the difference between deterrence and coercion

is that deterrence is the act of deterring, or the state of being deterred while coercion is (not countable) actual]] or threatened force for the purpose of compelling action by another person; the act of [[coerce|coercing.

As verbs the difference between survive and survey

is that survive is of a person, to continue to live; to remain alive while survey is to inspect, or take a view of; to view with attention, as from a high place; to overlook; as, to stand on a hill, and survey the surrounding country.

As a noun survey is

the act of surveying; a general view, as from above.