palisade (n.)

c. 1600, "a fence of strong stakes," from French palissade (15c.), from Provençal palissada, from palissa "a stake or paling," from Gallo-Roman *palicea, from Latin palus "stake" (from PIE *pakslo-, suffixed form of root *pag- "to fasten"). Earlier in Italian form palisado (1580s). Compare pale (n.). Palisades in the military sense of "close rows of strong pointed wooden stakes fixed in the ground as a defensive fortification" is attested from 1690s. The Palisades for the trap-rock precipices along the Hudson River opposite New York City is by 1823.

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Definitions of palisade from WordNet
palisade (v.)
surround with a wall in order to fortify;
Synonyms: wall / fence / fence in / surround
palisade (n.)
fortification consisting of a strong fence made of stakes driven into the ground;