My Suggestions

mairige

adj.

  1. fortified. Fortified. Describes cities or towns that are strengthened with defensive structures such as high walls, gates, and bars for protection against attack.

Example: na Bethi-nimira, na Bethi-harani; namo matũũra macio mothe ciaakire me mairige, o na igĩaka ciugũ cia ng’ondu kuo. (Beth-nimrah and Beth-haran—fortified cities—and sheepfolds.); na nĩ mũthenya wa kũhuhwo karumbeta, o na wa mbugĩrĩrio, gũgĩtharĩkwo matũũra marĩa mairige, hamwe na ihingo iria ciakĩtwo ndaya na igũrũ. (A day of trumpet blasts and battle cries)