5 entries under voluntarily topic. ×

3
by choice(expression, adverb, happily, freely, willingly)
1
deliberately(adverb, happily, freely, willingly, openly)
1
intentionally(adverb, happily, freely, willingly, openly)
0
by preference(expression, happily, freely, willingly, deliberately)
0
optionally(happily, freely, willingly, deliberately)
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APASmart Define. (2015). spontaneously thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/spontaneously/thesaurus/synonyms
ChicagoSmart Define. 2015. "spontaneously thesaurus" https://smartdefine.org/spontaneously/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, spontaneously thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/spontaneously/thesaurus/synonyms>.
MLASmart Define. "spontaneously thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/spontaneously/thesaurus/synonyms>