36 entries under feature topic. ×

14
gratuitous(adjective, state, characteristic, free)
12
honorary(adjective, state, characteristic, free)
12
voluntary(adjective, characteristic, work, free)
11
unsalaried(adjective, characteristic, work, free)
10
volunteer(adjective, characteristic, free, deliberate)
10
free(adjective, characteristic, charge, deliberate)
8
complimentary(adjective, state, characteristic, free)
7
honourable(adjective, state, characteristic)
7
uncompensated(adjective, characteristic, work, pay)
5
autonomous(adjective, characteristic, free, deliberate)
5
favoured(adjective, state, characteristic)
5
honorable(adjective, state, characteristic)
5
honourary(adjective, state, characteristic)
5
independent(adjective, characteristic, free, deliberate)
5
nominal(adjective, state, characteristic)
4
genuine(adjective, characteristic, natural, spontaneous)
4
unforced(adjective, characteristic, free, deliberate)
3
chosen(adjective, characteristic, free, deliberate)
3
commemorative(adjective, characteristic)
3
deliberate(adjective, characteristic, free, natural)
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APASmart Define. (2015). unpaid thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/unpaid/thesaurus/synonyms
ChicagoSmart Define. 2015. "unpaid thesaurus" https://smartdefine.org/unpaid/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, unpaid thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/unpaid/thesaurus/synonyms>.
MLASmart Define. "unpaid thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/unpaid/thesaurus/synonyms>