堡垒

bǎo lěi · HSK 7

fort

🏰 堡 = protect(保) + earth(土), 垒 = earth stacked high — walled defense

堡 embeds 保 (bǎo, protect) giving both sound and sense. 垒 layers earth upon earth — a rampart built up from the ground. Fort = protected + piled-up earth.

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