9
not only that
9
symbiotic(adjective, accessible, helpful, beneficial, beneficent)
8
accessory(adjective, secondary, attendant, incident, subsidiary)
6
adjuvant(adjective, secondary, subsidiary, accessory, auxiliary)
6
appurtenant(adjective, secondary, subsidiary, accessory, auxiliary)
6
auxiliary(adjective, secondary, subsidiary, accessory, supporting)
6
complementary(adjective, secondary, subsidiary, accessory, auxiliary)
6
secondary(adjective, subsidiary, accessory, auxiliary, supporting)
6
subordinate(adjective, secondary, subsidiary, accessory, auxiliary)
6
subservient(adjective, secondary, subsidiary, accessory, auxiliary)
6
subsidiary(adjective, secondary, accessory, auxiliary, supporting)
6
supporting(adjective, secondary, subsidiary, accessory, auxiliary)
5
another example
4
accompanying(adjective, secondary, attendant, incident, subsidiary)
4
attendant(adjective, secondary, incident, subsidiary, accessory)
4
coincident(adjective, secondary, attendant, incident, subsidiary)
4
concomitant(adjective, secondary, attendant, incident, subsidiary)
4
incident(adjective, secondary, attendant, subsidiary, accessory)
4
related(adjective, secondary, attendant, incident, subsidiary)
4
supportive(adjective, accessible, helpful, beneficial, attendant)
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APASmart Define. (2015). ancillary thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/ancillary/thesaurus/related
ChicagoSmart Define. 2015. "ancillary thesaurus" https://smartdefine.org/ancillary/thesaurus/related (accessed September 22, 2026).
HarvardSmart Define 2015, ancillary thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/ancillary/thesaurus/related>.
MLASmart Define. "ancillary thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/ancillary/thesaurus/related>