What is another word for "border"?

Roget's Thesaurus (1911) lists these synonyms for "border": about, all, ambient, and, around, atmosphere, banlieue, begird, belt, beset, brim, brink, brow, chaps, chops, circumambient, circumference, circumferential, circumfluent, circumjacence, circumjacent, circumscribe, circumvent, coast, compass, confine, door, edge, edging, embrace, encircle, enclose, encompass, encompassment, engird, entourage, environ, environment, environs, every.