palisade
noun
[ ˌpalɪˈseɪd ]
• a fence of wooden stakes or iron railings fixed in the ground, forming an enclosure or defence.
• "at this time fortifications consisted mainly of earth banks and wooden palisades"
• a line of high cliffs.
palisade
verb
• enclose or provide (a building or place) with a palisade.
• "he palisaded the ends of the streets, and made the town a roughly fortified camp"
Origin:
early 17th century: from French palissade, from Provençal palissada, from palissa ‘paling’, based on Latin palus ‘stake’.