200 entries under support topic. ×

2
speak for(expression, guarantee)
2
stand up for(verb, expression, idiom, help)
2
stick by(verb, expression, help, maintain)
2
subsidize(verb, develop, promote, favor)
2
substitute(noun, verb, adjective, change)
2
succor(verb, help, advance, develop)
2
upbear(verb, maintain, promote, encourage)
2
vindicate(verb, maintain, promote, encourage)
2
vouch(verify, guarantee, substantiate, corroborate)
2
vouch for(verb, expression, phrasal verb, praise)
1
add fuel to fire(verb, expression, idiom, increase)
1
add to(verb, expression, increase, boost)
1
apologize for(verb, expression, maintain, favor)
1
argue(verb, maintain, favor, back)
1
assert(verb, maintain, favor, back)
1
augment(verb, increase, improve, boost)
1
authorize(verb, praise, favor, back)
1
bear one out(verb, expression, idiom, maintain)
1
beef up(verb, expression, increase, improve)
1
bless(verb, praise, favor, back)
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APASmart Define. (2015). back up thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/back_up/thesaurus/synonyms
ChicagoSmart Define. 2015. "back up thesaurus" https://smartdefine.org/back_up/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, back up thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/back_up/thesaurus/synonyms>.
MLASmart Define. "back up thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/back_up/thesaurus/synonyms>