70 entries under adjective topic. ×

3
deliberate(feature, characteristic, free, natural)
3
designful(feature, characteristic, free, deliberate)
3
discretionary
3
elected(feature, characteristic, free, deliberate)
3
free-willed(feature, characteristic, free, deliberate)
3
freely(feature, characteristic, free, deliberate)
3
honorable(feature, characteristic)
3
honorary(feature, characteristic, free, regard)
3
honourable(feature, characteristic)
3
uncompelled(free, deliberate, natural, willing)
2
complimentary(feature, characteristic, voluntary)
2
genuine(feature, characteristic, natural, spontaneous)
2
regular
1
willful(free, deliberate, natural, willing)
1
celebratory(feature, characteristic)
1
commemorative(feature, characteristic)
1
congratulatory(feature, characteristic)
1
essential
1
favoured(feature, characteristic)
1
freewilled(voluntary, honorary, unrewarded, unremunerated)
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APASmart Define. (2015). volunteer thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/volunteer/thesaurus/synonyms
ChicagoSmart Define. 2015. "volunteer thesaurus" https://smartdefine.org/volunteer/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, volunteer thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/volunteer/thesaurus/synonyms>.
MLASmart Define. "volunteer thesaurus" 20 July 2015. Web. 28 September 2026. <https://smartdefine.org/volunteer/thesaurus/synonyms>