55 entries under verb topic. ×

2
buttress(hold, maintain, uphold, reinforce)
2
carry(hold, maintain, uphold, reinforce)
2
confirm
2
corroborate
2
cradle(hold, maintain, stay, bear)
2
crutch(hold, maintain, stay, bear)
2
keep up(expression, phrasal verb, hold, maintain)
2
mainstay(hold, maintain, stay, bear)
2
maintain(reinforce, buttress, buoy)
2
prop(hold, maintain, uphold, reinforce)
2
prop up(expression, maintain, reinforce, buttress)
2
shore(hold, maintain, stay, bear)
2
shoulder(hold, maintain, stay, bear)
2
stay(hold, maintain, bear, base)
2
strengthen
2
upbear(support, hold, maintain, stay)
1
be a foundation for(support, hold, maintain, stay)
1
bottom(support, hold, maintain, stay)
1
embed(hold, maintain, stay, bear)
1
found(support, hold, maintain, stay)
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APASmart Define. (2015). undergird thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/undergird/thesaurus/synonyms
ChicagoSmart Define. 2015. "undergird thesaurus" https://smartdefine.org/undergird/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, undergird thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/undergird/thesaurus/synonyms>.
MLASmart Define. "undergird thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/undergird/thesaurus/synonyms>