noun
a barrier that is typically made of wood or metal and used to block passage or protect an area
verb
to block or defend with a barricade
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The police erected a barricade to control the crowd during the protest.
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They put up a barricade to block off the road for construction.
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We had to bust through the barricade to get to the concert on time.
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Emotional barriers can act as a barricade to forming meaningful relationships.