- Definitions|2
- Thesaurus|366
- Abbreviations|0
67 entries under substantiate topic. ×
| legalize(verb, law, support, favor, sustain) | |
| validate(verb, support, favor, sustain, confirm) | |
| legitimise(verb, favor, authorize, enable) | |
| warrant(verb, support, allow, defend, sanction) | |
| ratify(verb, endorse, prove) | |
| make legal(verb, expression, idiom, endorse, prove) | |
| approve(verb, support, favor, endorse) | |
| certify(verb, endorse, prove) | |
| confirm(verb, support, favor, defend, endorse) | |
| constitute(verb, endorse, regulate, prove, verify) | |
| support(verb, defend, explain, endorse, prove) | |
| vindicate(verb, support, favor, defend, explain) | |
| countenance(support, favor, defend, explain) | |
| defend(verb, support, favor, explain) | |
| establish(verb, support, favor, sustain, confirm) | |
| sustain(verb, support, favor, defend, explain) | |
| uphold(verb, support, defend, explain) | |
| John Hancock(expression, endorse, prove, verify) | |
| absolve(verb, support, favor, sustain, confirm) | |
| acquit(verb, support, favor, sustain, confirm) |
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| APA | Smart Define. (2015). legitimize thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/legitimize/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "legitimize thesaurus" https://smartdefine.org/legitimize/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, legitimize thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/legitimize/thesaurus/synonyms>. |
| MLA | Smart Define. "legitimize thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/legitimize/thesaurus/synonyms> |