frontiers, enclaves, boundaries, perimeters, borderlands, cordon sanitaire, crossings, territorial waters, checkpoints, territories, sovereignties, contiguity, seaports, airspace, consulates, demilitarized, shores, sovereignity, chari river, homelands, coastlines, waterway, porousness, coastlands, porus, ports, shatt, sphere, dnestr, hinterland, outposts, demarcation, balkan peninsula, dmz, dniester, refugees, demilitarized zone, balkanize, ministate, sanctuaries, gateway, infiltrators, israelis, narcoterrorism, suzerainty, peoplehood, judaize, protectorate, mona passage, irredentism, belligerency, interpenetrate, treaties, frontera, boarder, binational, armistice, territorial, pipelines, corridor, waters, rubicon, lawless, eap, straits, exclave, landmass, deserts, strongholds, immigrants, indivisibility, country, seacoasts, highways, sudetenland, microstate, immigration, poes, migrants, bukovina, firewalls, republics, peoples, quarantines, prut, fence, ghettos, nexuses, gates, finlandization, polities, heartland, gadsden purchase, incursions, polders, ruralness, hindu kush mountains, zones, ghettoise, partition, expanses, garrisons, border, boundary, margins, periphery, peripheries, borderland, divisions, edges, constituencies, front, policy, borderline, courts, dominance, edge, flank, flanks

aachen, aix-la-chapelle, aken, alveolar process, alveolar ridge, border patrol, border patrolman, bufo canorus, buxus sempervirens, cabotage, camberwell beauty, common box, european box, gdp, gross domestic product, guinean, gum ridge, lake michigan, lutra canadensis, michigan, mourning cloak, mourning cloak butterfly, national censorship, nymphalis antiopa, river otter, yosemite toad