1508540 jmdict A [id=2289648]
閉ざす[news1,nf14]；鎖す[rK]
とざす[news1,nf14]
[1][v5s,vt]
  to shut; to close; to fasten; to lock
[2][v5s,vt]
  to block (a street, entrance, etc.)
[3][v5s,vt]
  [note="usu. in the passive"]
  to shut in (with snow, ice, etc.); to shut off; to cut off; to cover (e.g. in darkness)
[4][v5s,vt]
  [note="usu. in the passive"]
  to consume (with negative feelings); to fill (e.g. with sadness); to bury (e.g. in grief)