- Definitions|2
- Thesaurus|925
- Abbreviations|0
| freelance | |
| from outside | |
| fugacious | |
| further | |
| gained | |
| given | |
| gratuitous | |
| hap | |
| haphazardly | |
| happening unexpectedly(expression, unintentional, unintended) | |
| hearsay | |
| heterogeneous(irrelevant, repugnant, unrelated) | |
| hit-or-miss | |
| immaterial(irrelevant, repugnant, unconnected, unrelated) | |
| impromptu(chance, unplanned, accidental, unintended, unpremeditated) | |
| improvised(chance, unplanned, unpremeditated) | |
| impulsive(chance, unplanned, unpremeditated) | |
| incidentally | |
| incompatible(irrelevant, repugnant, unrelated) | |
| incongruous(irrelevant, repugnant, unrelated) |
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| APA | Smart Define. (2015). adventitious thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/adventitious/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "adventitious thesaurus" https://smartdefine.org/adventitious/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, adventitious thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/adventitious/thesaurus/synonyms>. |
| MLA | Smart Define. "adventitious thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/adventitious/thesaurus/synonyms> |