As nouns the difference between emission and spread

is that emission is emission while spread is the act of spreading or something that has been spread.

As a verb spread is

to stretch out, open out (a material etc) so that it more fully covers a given area of space.

As nouns the difference between potential and realisation

is that potential is while realisation is making; creation; realization.

As nouns the difference between potential and realization

is that potential is currently unrealized ability (with the most common adposition being to while realization is the act of realizing; an act of figuring out or becoming aware.

As an adjective potential

is existing in possibility, not in actuality.

As a noun potential

is .

As a verb realize is

to make real; to convert from the imaginary or fictitious into the actual; to bring into concrete existence; to accomplish.

As verbs the difference between congested and glut

is that congested is past tense of congest while glut is to fill to capacity, to satisfy all requirement or demand, to sate.

As a noun glut is

an excess, too much.

As an adjective relative

is connected to or depending on something else; comparative.

As a noun relative

is someone in the same family; someone connected by blood, marriage, or adoption.

As a verb relates is

.

As an abbreviation quest

is quantized electronic structure.

As a verb retrieve is

to regain or get back something.

As a noun retrieve is

a retrieval.

As verbs the difference between sprinkle and topping

is that sprinkle is to cause (a substance) to fall in fine drops (for a liquid substance) or small pieces (for a solid substance) while topping is present participle of lang=en.

As nouns the difference between sprinkle and topping

is that sprinkle is a light covering with a sprinkled substance while topping is any food item added on top of another, such as sprinkles on ice cream or pepperoni on pizza.

As an adjective topping is

wonderful.

As nouns the difference between remuneration and services

is that remuneration is pay; remuneration while services is .

As verbs the difference between topping and flavor

is that topping is present participle of lang=en while flavor is standard spelling of from=American spelling|lang=en|flavour.

As nouns the difference between topping and flavor

is that topping is any food item added on top of another, such as sprinkles on ice cream or pepperoni on pizza while flavor is standard spelling of from=American spelling|lang=en|flavour.

As an adjective topping

is wonderful.