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fratricide

noun

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as in patricide
the crime of purposefully ending the life of your own brother or sister

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fraternizing

fratricide

fratricides

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“Fratricide.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fratricide. Accessed 26 Nov. 2022.

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More from Merriam-Webster on fratricide

Nglish: Translation of fratricide for Spanish Speakers

Britannica English: Translation of fratricide for Arabic Speakers

Britannica.com: Encyclopedia article about fratricide

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