155 entries under sustain topic. ×

9
second(verb, support, hold, help, develop)
8
avail(verb, support, help, advance, develop)
8
befriend(verb, support, help, advance, keep)
7
bolster(verb, support, hold, help, advance)
7
cooperate(verb, support, help, advance, develop)
6
oblige(verb, support, help, give, advance)
6
reinforce(verb, support, help, advance, develop)
5
do for(verb, expression, phrasal verb, support, help)
5
save(verb, support, help, keep, maintain)
5
subsidize(verb, support, help, advance, keep)
5
work for(verb, expression, phrasal verb, support, help)
4
countenance(verb, support, hold, help, develop)
4
help out(verb, expression, phrasal verb, support, help)
4
nurture(noun, verb, support, help, advance)
4
push(noun, verb, support, help, advance)
4
strengthen(verb, support, help, advance, develop)
3
advocate(verb, support, help, develop, maintain)
3
approve(verb, support, hold, help, keep)
3
back up(verb, expression, support, help, advance)
3
bail out(verb, expression, phrasal verb, support, help)
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APASmart Define. (2015). assist thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/assist/thesaurus/synonyms
ChicagoSmart Define. 2015. "assist thesaurus" https://smartdefine.org/assist/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, assist thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/assist/thesaurus/synonyms>.
MLASmart Define. "assist thesaurus" 23 December 2015. Web. 1 October 2026. <https://smartdefine.org/assist/thesaurus/synonyms>