A really fast thesaurus... with lots of synonyms.
Undergird has 66 synonyms. The top synonyms for undergird are affirm, afford support, attest, authenticate, back up, bear out, bear up, bed on and 58 more. Browse the full list below.
| Length
| Random | DefinitionA common synonym for undergird is affirm. Other synonyms include afford support, attest, authenticate, back up.
Undergird has 66 synonyms listed on Thesaurasize.
(v): provide supportive evidence for; lend moral support to
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