surround

sense 1: be around; "Developments surround the town"; "The river encircles the village"
surround environ encircle circle round ring

sense 2: extend on all sides of simultaneously; encircle; "The forest surrounds my property"
surround skirt border

sense 3: envelop completely; "smother the meat in gravy"
smother surround

sense 4: surround so as to force to give up; "The Turks besieged Vienna"
besiege beleaguer surround hem_in circumvent

sense 5: surround with a wall in order to fortify
wall palisade fence fence_in surround