45 entries under ancillary topic. ×

10
accessory(adjective, support, spare, useful, minor)
9
adjuvant(adjective, support, lower, spare, subject)
9
auxiliary(adjective, support, spare, useful, reserve)
7
subsidiary(adjective, support, spare, useful, reserve)
5
collateral(adjective, lower, spare, subject, useful)
4
dependent(adjective, determined, subject, secondary, indirect)
4
subservient(adjective, support, determined, spare, subject)
4
supplementary(adjective, support, useful, minor, helpful)
3
secondary(adjective, support, lower, spare, useful)
2
adjunctive(adjective, lower, subject, side, subordinate)
2
concomitant(adjective, subject, subordinate, collateral, additional)
2
contributory(adjective, support, spare, useful, minor)
2
supplemental(adjective, useful, minor, helpful, secondary)
1
accompanying(subordinate, additional, secondary, subsidiary, indirect)
1
assistant(adjective, spare, minor, helpful, secondary)
1
attendant(adjective, subordinate, collateral, additional, secondary)
1
coincident(adjective, subject, subordinate, collateral, additional)
1
complementary(adjective, support, spare, subordinate, secondary)
1
confirmatory(adjective, lower, subject, side, subordinate)
1
coordinate(adjective, side, subordinate, secondary, interchangeable)
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APASmart Define. (2016). appurtenant thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/appurtenant/thesaurus/synonyms
ChicagoSmart Define. 2016. "appurtenant thesaurus" https://smartdefine.org/appurtenant/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, appurtenant thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/appurtenant/thesaurus/synonyms>.
MLASmart Define. "appurtenant thesaurus" 29 March 2016. Web. 28 September 2026. <https://smartdefine.org/appurtenant/thesaurus/synonyms>