Synonyms|370Antonyms|24|Broader|3Narrower|0Related|93
10
accessory(adjective, support, spare, useful, minor)
10
ancillary(adjective, support, determined, spare, subject)
9
adjuvant(adjective, support, lower, spare, subject)
9
auxiliary(adjective, support, spare, useful, reserve)
7
adjunct(noun, adjective)
7
subsidiary(adjective, support, spare, useful, reserve)
7
supportive(adjective, spare, reserve, collateral, subsidiary)
6
relevant(adjective, good, correct, right, appropriate)
5
collateral(adjective, lower, spare, subject, useful)
4
addition
4
annex
4
appurtenance
4
dependent(adjective, determined, subject, secondary, indirect)
4
germane(adjective, good, appropriate, true, suitable)
4
owned
4
subservient(adjective, support, determined, spare, subject)
4
supplementary(adjective, support, useful, minor, helpful)
3
accession
3
accompaniment
3
addendum
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APASmart Define. (2016). appurtenant thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/appurtenant/thesaurus/synonyms
ChicagoSmart Define. 2016. "appurtenant thesaurus" https://smartdefine.org/appurtenant/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, appurtenant thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/appurtenant/thesaurus/synonyms>.
MLASmart Define. "appurtenant thesaurus" 29 March 2016. Web. 22 September 2026. <https://smartdefine.org/appurtenant/thesaurus/synonyms>