6 entries under adverb topic. ×

6
available(adjective, ready, accessible, working)
2
standing by(expression, adjective, set, complete)
1
as backup(expression, available)
1
on stand-by(expression, available)
0
in case of emergency(expression, idiom, available)
0
ready to step in(expression, idiom, available)
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APASmart Define. (2015). on call thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/on_call/thesaurus/synonyms
ChicagoSmart Define. 2015. "on call thesaurus" https://smartdefine.org/on_call/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, on call thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/on_call/thesaurus/synonyms>.
MLASmart Define. "on call thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/on_call/thesaurus/synonyms>