The act or process of building or constructing causeways; the system of causeways in a particular area.
From 'causeway' plus the gerund/present participle suffix '-ing,' creating a noun that refers to the action or practice of building causeways or the collective causeways themselves.
Roman and medieval causewaying was a major engineering feat—the Fosse Way and Roman roads used causewaying techniques that drained water and lasted centuries, influencing modern road design!
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