95 entries under substantiate topic. ×
| establish(verb, support, show, mark, present) | |
| argue for(expression, support, back, legitimize) | |
| back up(verb, expression, support, maintain, favor) | |
| be answerable for(support, defend, validate, legitimize) | |
| bless(verb, support, favor, back, sign) | |
| buy(verb, support, back, sign, uphold) | |
| check out(verb, expression, support, back, tell) | |
| cop a plea(expression, idiom, support, legitimize) | |
| countenance(support, defend, validate, legitimize) | |
| crawl(support, defend, validate, legitimize) | |
| document(verb, show, determine, confirm, find) | |
| double-check(verb, support, back, uphold, prove) | |
| favor(support, defend, validate, legitimize) | |
| fix(verb, show, determine, do, resolve) | |
| give stamp of approval(expression, idiom, support, back, sign) | |
| give the go-ahead(expression, idiom, support, back, sign) | |
| give the nod(expression, idiom, support, back, sign) | |
| lap up(expression, support, back, sign, uphold) | |
| legalize(verb, support, defend, validate) | |
| legitimize(verb, support, defend, validate) |
For more, visit
Explain on
Power Thesaurus
| APA | Smart Define. (2015). explain thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/explain/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "explain thesaurus" https://smartdefine.org/explain/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, explain thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/explain/thesaurus/synonyms>. |
| MLA | Smart Define. "explain thesaurus" 16 July 2015. Web. 22 September 2026. <https://smartdefine.org/explain/thesaurus/synonyms> |