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swear by

verb

swore by; swearing by; swears by
: to place great confidence in
swears by his mechanic

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swear blind
swear by
swearer
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Cite this Entry

“Swear by.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/swear%20by. Accessed 21 Dec. 2025.

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Last Updated: - Definition revised
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