Violence

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Middle English: via Old French from Latin violentia, from violent- ‘vehement, violent’ (see violent).

wiktionary

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From Middle English violence, from Old French violence, from Latin violentia, from adjective violentus, see violent.

etymonline

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violence (n.)

late 13c., "physical force used to inflict injury or damage," from Anglo-French and Old French violence (13c.), from Latin violentia "vehemence, impetuosity," from violentus "vehement, forcible," probably related to violare (see violation). Weakened sense of "improper treatment" is attested from 1590s.