121 entries under sustain topic. ×

2
reinforce(verb, support, help, back, benefit)
2
substantiate(verb, support, hold, help, maintain)
2
verify(verb, support, hold, help, maintain)
2
vindicate(verb, support, state, press, maintain)
1
answer for(verb, expression, phrasal verb, support, maintain)
1
apologize for(verb, expression, phrasal verb, support, maintain)
1
approve(verb, support, hold, help, praise)
1
argue for(noun, verb, expression, phrasal verb, support)
1
assist(verb, support, hold, help, establish)
1
back up(verb, expression, phrasal verb, support, help)
1
boost(verb, support, hold, help, increase)
1
contend(verb, support, state, press, maintain)
1
countenance(verb, support, hold, help, praise)
1
exculpate(verb, support, maintain, favor, back)
1
absolve(verb, support, favor, confirm)
1
acquit(verb, support, favor, confirm)
1
add fuel to fire(verb, expression, idiom, support, increase)
1
add to(verb, expression, phrasal verb, support, increase)
1
alibi(verb, support, favor, confirm)
1
augment(verb, support, increase, boost)
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APASmart Define. (2015). stand up for thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/stand_up_for/thesaurus/synonyms
ChicagoSmart Define. 2015. "stand up for thesaurus" https://smartdefine.org/stand_up_for/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, stand up for thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/stand_up_for/thesaurus/synonyms>.
MLASmart Define. "stand up for thesaurus" 24 December 2015. Web. 30 September 2026. <https://smartdefine.org/stand_up_for/thesaurus/synonyms>