77 entries under noun topic. ×

2
ingredient(part, element, component, alloy)
2
preserver
2
reinforcement(extra, supplement, appendage, add-on)
2
rider(increase, extra, addition)
1
add-on(increase, extra, addition, ingredient)
1
analog
1
analogue
1
flavor enhancer
1
improver
1
surcharge(extra, supplement, appendage, add-on)
0
E number(expression, preserver)
0
accretion
0
accrual(extra, supplement, appendage, add-on)
0
accumulation
0
added feature(expression, increase, extra, addition)
0
aggrandizement(extra, supplement, appendage, add-on)
0
alloy
0
appendix(increase, extra, addition, supplement)
0
bell(increase, extra, addition)
0
bells and whistles(expression, idiom, increase, extra)
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APASmart Define. (2015). additive thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/additive/thesaurus/synonyms
ChicagoSmart Define. 2015. "additive thesaurus" https://smartdefine.org/additive/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, additive thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/additive/thesaurus/synonyms>.
MLASmart Define. "additive thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/additive/thesaurus/synonyms>