Auxiliary and Additional

Auxiliary

Auxiliary adjective - Available to supply something extra when needed.
Usage example: the auditorium has an auxiliary cooling system used only on particularly sweltering days

Additional is a synonym for auxiliary. In some cases you can use "Additional" instead the word "Auxiliary" as an adjective or an adverb.

Additional

Additional adjective - Resulting in an increase in amount or number.
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Synonyms for Additional

Auxiliary is a synonym for additional in extra topic. You can use "Auxiliary" instead the word "Additional" as an adjective or an adverb.

Nearby Words: addition, additive, additionally
Cite this Source
Additional and Auxiliary. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/auxiliary/additional
Auxiliary & Additional. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/auxiliary/additional>.
Additional or Auxiliary. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/auxiliary/additional.
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