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Middle English occisioun, from Middle French occision, from Latin occision-, occisio, from occisus (past participle of occidere to kill, from ob- + caedere to cut, strike, kill) + -ion-, -io -ion
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“Occision.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/occision. Accessed 10 Aug. 2022.
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