French, from Italian sordina, sordino, from sordo silent, dull-sounding, deaf (from Latin surdus) + -ina, -ino (diminutive suffixes)
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“Sourdine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sourdine. Accessed 1 Dec. 2022.
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