- Definitions|2
- Thesaurus|671
- Abbreviations|0
| expertise(ease, familiarity) | |
| expertness(ease, familiarity) | |
| failure(noun, neglect, carelessness) | |
| familiarizes | |
| fellowship(noun, intimacy, informality) | |
| flexibility(ease, familiarity) | |
| fluency(ease, familiarity) | |
| fortuitousness | |
| forwardness(noun, intimacy, informality) | |
| freshness(noun, intimacy, informality) | |
| gaiety(lightheartedness, buoyancy) | |
| genuineness(unaffectedness, spontaneity) | |
| gratification(calm, ease, content, genuineness, unaffectedness) | |
| gregariousness | |
| heedlessness(noun, neglect, carelessness, undependability) | |
| idleness(calm, ease, content, genuineness, unaffectedness) | |
| immunity | |
| inactivity(calm, ease, content, genuineness, unaffectedness) | |
| inattentiveness(noun, neglect, carelessness) | |
| incidentally |
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| APA | Smart Define. (2015). casualness thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/casualness/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "casualness thesaurus" https://smartdefine.org/casualness/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2015, casualness thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/casualness/thesaurus/synonyms>. |
| MLA | Smart Define. "casualness thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/casualness/thesaurus/synonyms> |