45 entries under reserve topic. ×

1
pinch-hitter(noun, substitute, replacement, alternate)
1
resource(noun, supply, agent, replacement)
1
temp(noun, supply, substitute, replacement)
0
adjuvant(subsidiary, supportive)
0
appurtenant(subsidiary, supportive)
0
cover(noun, substitute, fallback)
0
fallback(noun, adjective)
0
in excess(expression, adjective, extra, replacement)
0
in reserve(expression, adjective, extra, replacement)
0
in store(expression, adjective, extra, replacement)
0
more than enough(expression, adjective, idiom, extra)
0
new part
0
part
0
second rate(expression, subsidiary, supportive)
0
small-fry(subsidiary, supportive)
0
small fry(expression, subsidiary, supportive)
0
small time(expression, subsidiary, supportive)
0
spare part(noun, expression, luxuriance, overdose)
0
subsidiary
0
substitutive(extra, subsidiary, auxiliary, supernumerary)
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APASmart Define. (2015). standby thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/standby/thesaurus/synonyms
ChicagoSmart Define. 2015. "standby thesaurus" https://smartdefine.org/standby/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, standby thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/standby/thesaurus/synonyms>.
MLASmart Define. "standby thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/standby/thesaurus/synonyms>