52 entries under adverb topic. ×

12
willingly(willing, happily, freely, readily)
12
freely(adjective, willing, happily, readily)
11
intentionally(happily, freely, willingly, openly)
11
deliberately(happily, freely, willingly, openly)
10
spontaneously(willing, happily, willingly, openly)
6
optionally(happily, willingly)
6
willfully(willing, deliberately)
5
by choice(expression, happily, willingly)
5
consciously
4
gratuitously
4
independently
4
purposely(willingly, openly, candidly)
3
calculatedly
3
electively
3
on purpose
3
premeditatedly
2
gratis
2
on own
2
readily
2
without prompting(expression, adjective, willing, arrogant)
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APASmart Define. (2015). voluntarily thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/voluntarily/thesaurus/synonyms
ChicagoSmart Define. 2015. "voluntarily thesaurus" https://smartdefine.org/voluntarily/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, voluntarily thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/voluntarily/thesaurus/synonyms>.
MLASmart Define. "voluntarily thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/voluntarily/thesaurus/synonyms>