59 entries under extra topic. ×

1
supplementary(adjective, counterfeit, new, near, reserve)
1
temporary(reserve, substitute, alternate, stalwart)
1
vicarious(adjective, auxiliary, supernumerary)
0
acting(auxiliary, supernumerary)
0
ancillary(auxiliary, supernumerary)
0
artificial(auxiliary, supernumerary)
0
de trop(expression, adjective, standby)
0
emergency(adjective, spare, reserve, standby)
0
experimental(auxiliary, supernumerary)
0
false(auxiliary, supernumerary)
0
free(adjective, standby)
0
in excess(expression, adjective, standby)
0
in reserve(expression, adjective, standby)
0
in store(expression, adjective, standby)
0
lagniappe(adjective, standby)
0
leftover(adjective, standby)
0
mock(auxiliary, supernumerary)
0
more than enough(expression, adjective, idiom, standby)
0
near(auxiliary, supernumerary)
0
option(noun, adjective, substitute, substitution)
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APASmart Define. (2015). replacement thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/replacement/thesaurus/synonyms
ChicagoSmart Define. 2015. "replacement thesaurus" https://smartdefine.org/replacement/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, replacement thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/replacement/thesaurus/synonyms>.
MLASmart Define. "replacement thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/replacement/thesaurus/synonyms>