fencing
US /ˈfen.sɪŋ/
UK /ˈfen.sɪŋ/

1.
the sport of fighting with swords, especially foils, épées, or sabres, in which the aim is to touch the opponent's body with the tip or edge of the sword
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She won a gold medal in fencing at the Olympics.
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He practices fencing twice a week.
2.
a barrier, railing, or other upright structure, typically of wood or wire, enclosing an area of ground to mark a boundary, control access, or prevent escape
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The property is surrounded by a wooden fencing.
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They are installing new chain-link fencing around the park.