6 entries under obligatory topic. ×
| compulsory | |
| necessary | |
| binding(adjective, duty) | |
| compelling | |
| constrained(important, subject, accountable) | |
| urgent |
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Incumbent on
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| APA | Smart Define. (2015). incumbent thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/incumbent/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "incumbent thesaurus" https://smartdefine.org/incumbent/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, incumbent thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/incumbent/thesaurus/synonyms>. |
| MLA | Smart Define. "incumbent thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/incumbent/thesaurus/synonyms> |