124 entries under extend topic. ×
| fortify(verb, support, hold, increase, develop) | |
| keep going(verb, expression, idiom, support, move) | |
| reinforce(verb, support, hold, help, increase) | |
| shore up(verb, expression, phrasal verb, support, hold) | |
| carry on(verb, expression, phrasal verb, support, hold) | |
| establish(verb, support, hold, help, show) | |
| keep on(verb, expression, phrasal verb, hold, advance) | |
| persevere(verb, advance, keep, maintain, overcome) | |
| invigorate(verb, support, increase, encourage, strength) | |
| resist(verb, hold, take, meet, keep) | |
| survive(verb, support, hold, take, advance) | |
| go on(verb, expression, phrasal verb, hold, advance) | |
| last(verb, hold, take, advance, keep) | |
| persist in(verb, expression, advance, maintain, continue) | |
| promote(verb, support, hold, help, advance) | |
| stay(verb, support, hold, help, advance) | |
| underpin(verb, support, hold, continue, stay) | |
| hang in(verb, expression, phrasal verb, advance, maintain) | |
| harden(verb, support, increase, keep, overcome) | |
| live on(verb, expression, phrasal verb, hold, advance) |
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| APA | Smart Define. (2015). sustain thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/sustain/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "sustain thesaurus" https://smartdefine.org/sustain/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, sustain thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/sustain/thesaurus/synonyms>. |
| MLA | Smart Define. "sustain thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/sustain/thesaurus/synonyms> |