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undergird

verb

Synonyms and Antonyms of UNDERGIRD

to hold up or serve as a foundation for <the theory of evolution undergirds virtually all of modern biology>

Synonyms bear, bolster, brace, buttress, carry, prop (up), shore (up), stay, sustain, undergird, underpin, uphold

Related Words steady, truss, underlie

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Dictionary: Definition of "undergird"

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