additional

As nouns the difference between addendum and additional

is that addendum is something to be added; especially text added as an appendix or supplement to a document while additional is something added.

As an adjective additional is

supplemental or added to something.

Additional is a related term of contrasting.

As adjectives the difference between additional and contrasting

is that additional is supplemental or added to something while contrasting is set in opposition to, showing the differences between.

As a noun additional

is something added.

As a verb contrasting is

.

As nouns the difference between additional and bonus

is that additional is something added while bonus is .

As an adjective additional

is supplemental or added to something.

As adjectives the difference between external and additional

is that external is outside of something; on the exterior while additional is supplemental or added to something.

As a noun additional is

something added.

As adjectives the difference between concomitant and additional

is that concomitant is accompanying; conjoined; attending; concurrent while additional is supplemental or added to something.

As nouns the difference between concomitant and additional

is that concomitant is something happening or existing at the same time while additional is something added.

As adjectives the difference between additional and opposite

is that additional is supplemental or added to something while opposite is located directly across from something else, or from each other.

As nouns the difference between additional and opposite

is that additional is something added while opposite is something opposite or contrary to another.

As an adverb opposite is

in an opposite position.

As a preposition opposite is

facing, or across from.

Additional is a related term of helpful.

As adjectives the difference between additional and helpful

is that additional is supplemental or added to something while helpful is furnishing help; giving aid; useful.

As a noun additional

is something added.

Additional is a related term of advantageous.

As adjectives the difference between additional and advantageous

is that additional is supplemental or added to something while advantageous is being of advantage, beneficial.

As a noun additional

is something added.

As nouns the difference between additional and reserve

is that additional is something added while reserve is restriction.

As an adjective additional

is supplemental or added to something.

As a verb reserve is

to keep back; to retain.

Additional is a related term of unlike.

As adjectives the difference between additional and unlike

is that additional is supplemental or added to something while unlike is not like; dissimilar; diverse; having no resemblance.

As a noun additional

is something added.

As a preposition unlike is

differently from; not in a like or similar manner.

As a verb unlike is

to dislike.