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Synonyms for Barred (same or very similar meaning)

WordNet sense 1 (firmly fastened or secured against opening):
fast, secured, bolted, latched, locked

WordNet sense 2 (firmly closed or secured):

WordNet sense 3 (preventing entry or exit or a course of action):
barricaded, blockaded

WordNet sense 4 (shut off to passage or view or hindered from action):

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