50 entries under informal topic. ×

1
permissive(adjective, calm, light, soft, gentle)
1
slow(adjective, calm, dull, simple)
1
spoiling(adjective, calm, light, soft)
1
submissive(adjective, calm, light, soft)
1
sympathetic(adjective, calm, light, soft)
1
temperate(adjective, calm, light, soft)
1
tolerant(adjective, calm, light, soft, gentle)
1
tractable(adjective, calm, light, soft)
1
unburdensome(adjective, calm, light, soft)
1
unoppressive(adjective, calm, light, soft)
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APASmart Define. (2016). gullible thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/gullible/thesaurus/synonyms
ChicagoSmart Define. 2016. "gullible thesaurus" https://smartdefine.org/gullible/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, gullible thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/gullible/thesaurus/synonyms>.
MLASmart Define. "gullible thesaurus" 23 March 2016. Web. 30 September 2026. <https://smartdefine.org/gullible/thesaurus/synonyms>