Synonyms|229Antonyms|15|Broader|4Narrower|4Related|85
10
addition(noun, increase, extra, enlargement, ingredient)
10
cumulative(adjective, increase, effect, size, additional)
7
additional(adjective, addition)
6
accumulative(adjective, increase)
6
extra(noun, increase, addition, ingredient, supplement)
6
supplement(noun, increase, extra, addition, ingredient)
5
accessory(noun, extra, addition, supplement, appendage)
5
addendum(noun, increase, extra, addition, supplement)
5
linear
4
adjunct(noun, increase, extra, addition, supplement)
4
annex(noun, increase, extra, addition, supplement)
4
appendage(noun, increase, extra, addition, supplement)
4
increase(noun, extra, addition, supplement, appendage)
4
preservative(noun, adjective, ingredient, supplement, preservation)
3
accession(noun, extra, supplement, appendage, add-on)
3
accompaniment(noun, ingredient)
3
addable
3
added
3
addible
3
attachment(noun, extra, supplement, appendage, add-on)
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APASmart Define. (2015). additive thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/additive/thesaurus/synonyms
ChicagoSmart Define. 2015. "additive thesaurus" https://smartdefine.org/additive/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, additive thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/additive/thesaurus/synonyms>.
MLASmart Define. "additive thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/additive/thesaurus/synonyms>