Synonyms|54Antonyms|0|Broader|0Narrower|0Related|22
2
extra
1
accession
1
accessory
1
accident
1
accidental
1
addendum
1
addition
1
adjunct
1
affixation
1
agglutination
1
annexation
1
appendage
1
appurtenance
1
attachment
1
auxiliary
1
bonus
1
collateral
1
contingency
1
contingent
1
decoration
<123>
11 years ago|546 views|share |citing 
APASmart Define. (2015). superaddition thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/superaddition/thesaurus/synonyms
ChicagoSmart Define. 2015. "superaddition thesaurus" https://smartdefine.org/superaddition/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, superaddition thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/superaddition/thesaurus/synonyms>.
MLASmart Define. "superaddition thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/superaddition/thesaurus/synonyms>