- Definitions|2
- Thesaurus|333
- Abbreviations|0
36 entries under strengthen topic. ×
| support(verb, support, hold, back, continue) | |
| bolster(verb, support, hold, take, continue) | |
| buttress(verb, support, hold, continue, stay) | |
| prop(verb, support, hold, continue, stay) | |
| sustain(verb, support, hold, continue, stay) | |
| shore up(verb, expression, phrasal verb, support, take) | |
| back up(verb, expression, phrasal verb, verify) | |
| carry(verb, support, hold, reinforce) | |
| prop up(verb, expression, phrasal verb, support) | |
| reinforce(verb, support, hold, buttress) | |
| fortify(verb, support, reinforce, buttress) | |
| underline(verb, buttress) | |
| emphasize(verb, buttress) | |
| add fuel to fire(expression, idiom, buttress) | |
| add to(expression, buttress) | |
| augment | |
| beef up(expression, buttress) | |
| boost | |
| build up(expression, buttress) | |
| energize |
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| APA | Smart Define. (2015). underpin thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/underpin/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "underpin thesaurus" https://smartdefine.org/underpin/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, underpin thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/underpin/thesaurus/synonyms>. |
| MLA | Smart Define. "underpin thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/underpin/thesaurus/synonyms> |