51 entries under supplementary topic. ×

3
besides(adjective, adverb, new, extra, greater)
3
larger(adjective, new, extra, greater)
2
appended(adjective, extra, added)
2
farther(adjective, preposition, new, extra, different)
2
option(adjective, spare, reserve, extra, replacement)
2
perk(adjective, extraordinary, new, spare, fresh)
1
also(adjective, adverb, new, extra, greater)
1
likewise(adverb, new, extra, greater)
1
on the side(expression, adjective, idiom, spare, extra)
1
optional(adjective, extraordinary, new, spare, fresh)
1
over-and-above(adjective, spare, extra, added)
1
over and above(verb, expression, adjective, idiom, phrasal verb)
1
padding(adjective, extra, added, over-and-above)
1
wider(new, extra, greater)
0
accompanying(adjective, extra, subordinate, subsidiary, auxiliary)
0
add-on(adjective, extra)
0
aggrandized(new, extra, greater)
0
amassed
0
and(new, extra, greater)
0
bounteous(new, extra, greater)
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APASmart Define. (2015). additional thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/additional/thesaurus/synonyms
ChicagoSmart Define. 2015. "additional thesaurus" https://smartdefine.org/additional/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, additional thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/additional/thesaurus/synonyms>.
MLASmart Define. "additional thesaurus" 30 July 2015. Web. 23 September 2026. <https://smartdefine.org/additional/thesaurus/synonyms>