124 entries under extend topic. ×

4
shoulder(verb, support, move, hold, take)
4
steel(verb, support, increase, strength, establish)
4
wear(verb, hold, take, continue, follow)
3
apply(verb, continue, stay, last)
3
draw out(verb, expression, phrasal verb, advance, maintain)
3
exist(verb, move, hold, keep, overcome)
3
hold on(verb, expression, phrasal verb, hold, advance)
3
keep at(verb, expression, advance, maintain, continue)
3
lengthen(verb, advance, maintain, continue, stay)
3
perdure(verb, hold, advance, maintain, continue)
3
remain(verb, hold, advance, keep, maintain)
3
run(verb, support, fix, continue, stay)
3
run on(verb, expression, hold, advance, maintain)
3
stay on(verb, expression, hold, advance, maintain)
2
advance(verb, support, hold, help, increase)
2
build up(verb, expression, support, increase, favor)
2
carry forward(verb, expression, advance, maintain, continue)
2
empower(verb, support, increase, establish)
2
forge ahead(verb, expression, advance, maintain, continue)
2
get on with it(expression, idiom, advance, maintain, continue)
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APASmart Define. (2015). sustain thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/sustain/thesaurus/synonyms
ChicagoSmart Define. 2015. "sustain thesaurus" https://smartdefine.org/sustain/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, sustain thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/sustain/thesaurus/synonyms>.
MLASmart Define. "sustain thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/sustain/thesaurus/synonyms>