to surround (as a fortified place) with armed forces for the purpose of capturing or preventing commerce and communicationThe military is preparing to lay siege to the city.
The military is preparing to lay siege to the city.
beleaguer, besiege, blockade, invest, leaguer(archaic)
barricade, block, cut off, dam, encircleassail, assault, attack, besetconfine, insulate, isolate, quarantine
emancipate, free, liberate, release, rescue
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