additional

As nouns the difference between subtraction and additional

is that subtraction is (arithmetic) (uncountable ) the process of subtracting a number from another while additional is something added.

As an adjective additional is

supplemental or added to something.

As nouns the difference between supernumerary and additional

is that supernumerary is a civil designation for somebody who works in a group, association or public office, without forming part of the regular staff; those distinguished from numerary (for example, supernumerary judges are those who help the regular judges when there is a surplus amount of work) while additional is something added.

As adjectives the difference between supernumerary and additional

is that supernumerary is extra; beyond the standard or prescribed amount or number while additional is supplemental or added to something.

As nouns the difference between additional and furtherment

is that additional is something added while furtherment is the act or process of furthering; furtherance.

As an adjective additional

is supplemental or added to something.

As nouns the difference between option and additional

is that option is option while additional is something added.

As an adjective additional is

supplemental or added to something.

As an adjective additional

is supplemental or added to something.

As a noun additional

is something added.

As a verb upsell is

to persuade a customer to buy more than he or she had intended.

As adjectives the difference between additional and excessive

is that additional is supplemental or added to something while excessive is exceeding the usual bounds of something; extravagant; immoderate.

As a noun additional

is something added.

As adjectives the difference between incremental and additional

is that incremental is pertaining to an increment while additional is supplemental or added to something.

As a noun additional is

something added.

As adjectives the difference between extracurricular and additional

is that extracurricular is outside of the normal curriculum of an educational establishment while additional is supplemental or added to something.

As nouns the difference between extracurricular and additional

is that extracurricular is (education) an activity outside the normal academic curriculum while additional is something added.

As nouns the difference between multiplication and additional

is that multiplication is (uncountable|mathematics) the process of computing the sum of a number with itself a specified number of times, or any other analogous binary operation that combines other mathematical objects