63 entries under extra topic. ×

18
fresh(adjective, clear, pleasant, extraordinary, energetic)
18
new(adjective, clear, extraordinary, new, spare)
11
leftover(adjective, waste, extraordinary, new, spare)
10
remaining(adjective, waste, new, spare, fresh)
9
free(adjective, idle, reserve, bare)
8
spare(adjective, waste, extraordinary, new, fresh)
7
surplus(adjective, waste, extraordinary, new, spare)
7
unoccupied(adjective, dull, idle, reserve)
6
superfluous(adjective, extraordinary, new, spare, fresh)
4
odd(adjective, spare, reserve, replacement)
4
over(adjective, adverb, spare, reserve)
3
over and above(expression, adjective, idiom, extraordinary, new)
3
additional(adjective, extraordinary, new, spare, fresh)
3
excess(adjective, waste, spare, leftover)
3
perk(adjective, extraordinary, new, spare, fresh)
3
reserve(adjective, extraordinary, new, spare, fresh)
3
residual(adjective, waste, spare, outstanding)
3
supernumerary(adjective, extraordinary, new, spare, fresh)
1
accessory excess(expression, extraordinary, new, spare, fresh)
1
added(adjective, extraordinary, new, spare, fresh)
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APASmart Define. (2015). unused thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/unused/thesaurus/synonyms
ChicagoSmart Define. 2015. "unused thesaurus" https://smartdefine.org/unused/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, unused thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/unused/thesaurus/synonyms>.
MLASmart Define. "unused thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/unused/thesaurus/synonyms>