35 entries under natural topic. ×

5
spontaneous(adjective, voluntary, unwilling, obligatory)
2
artless(adjective, spontaneous, voluntary)
2
unforced(spontaneous, voluntary)
2
unprompted(spontaneous, voluntary, forced, unwilling)
1
unbidden(spontaneous, voluntary)
0
autonomous(spontaneous, voluntary)
0
chosen(spontaneous, voluntary)
0
deliberate(spontaneous, voluntary)
0
designful(spontaneous, voluntary)
0
discretional(spontaneous, voluntary)
0
effortless(spontaneous, voluntary)
0
elected(spontaneous, voluntary)
0
free(spontaneous, voluntary)
0
free-willed(spontaneous, voluntary)
0
freely(spontaneous, voluntary)
0
genuine(spontaneous, voluntary)
0
gratuitous(spontaneous, voluntary)
0
honorary(spontaneous, voluntary)
0
independent(spontaneous, voluntary)
0
intended(spontaneous, voluntary)
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APASmart Define. (2015). unwitting thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/unwitting/thesaurus/synonyms
ChicagoSmart Define. 2015. "unwitting thesaurus" https://smartdefine.org/unwitting/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, unwitting thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/unwitting/thesaurus/synonyms>.
MLASmart Define. "unwitting thesaurus" 13 April 2015. Web. 30 September 2026. <https://smartdefine.org/unwitting/thesaurus/synonyms>