different between pavesade vs pavisade

English

From French [Term?]. See pavise.

pavesade (plural pavesades)

A canvas screen, formerly sometimes extended along the side of a vessel in a naval engagement, to conceal from the enemy the operations on board.

pavisade (plural pavisades)

A row of shields hung on the side of a ship to protect it at war and discourage boarding by enemies.
- 1786, Francis Grose, A Treatise on Ancient Armour and Weapons, page 27.
  Pavaches were sometimes supported by props; they were also used at sea to defend the sides of vessels, like the present netting of our ships of war; this defence was called a pavisade, it may be seen in the representation of ancient ships.

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