- Definitions|2
- Thesaurus|925
- Abbreviations|0
90 entries under adjective topic. ×
| inessential | |
| uncaused | |
| undetermined | |
| unlooked-for | |
| unnecessary | |
| added | |
| aimless | |
| fortunate(happy, opportune, blessed, accidental) | |
| inadvertent(unintentional, accidental, unintended) | |
| needless | |
| odd(chance, secondary, subsidiary, related) | |
| uncalculated(unintentional, unintended) | |
| unimportant | |
| unneeded | |
| unpredictable | |
| unpremeditated(chance, haphazard, unplanned, accidental) | |
| adventitial | |
| alien | |
| arbitrary | |
| dispensable |
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| APA | Smart Define. (2015). adventitious thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/adventitious/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "adventitious thesaurus" https://smartdefine.org/adventitious/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, adventitious thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/adventitious/thesaurus/synonyms>. |
| MLA | Smart Define. "adventitious thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/adventitious/thesaurus/synonyms> |