Invade

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late Middle English (in the sense ‘attack or assault (a person’)): from Latin invadere, from in- ‘into’ + vadere ‘go’.

wiktionary

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From Latin invādō(“enter, invade”).

etymonline

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invade (v.)

"enter in a hostile manner," late 15c., from Latin invadere "to go, come, or get into; enter violently, penetrate into as an enemy, assail, assault, make an attack on," from in- "in" (from PIE root *en "in") + vadere "go, walk" (see vamoose). Compare evade. Related: invaded; invading.