Verb close off has 3 senses
  1. shut off, close off - stem the flow of
    --1 is one way to discontinue, stop, cease, give up, quit, lay off
    Sample sentences:
    Somebody ----s something
    Somebody ----s somebody
    Something ----s something
  2. shut off, close off - isolate or separate
    --2 is one way to separate, divide
    Sample sentences:
    Something ----s Adjective/Noun
    Somebody ----s something
    Somebody ----s somebody
    Something ----s somebody
    Something ----s something
  3. shut off, block off, close off - block off the passage through
    --3 is one way to barricade, block, blockade, stop, block off, block up, bar
    Sample sentence:
    Somebody ----s something
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