brink

Từ điển American Heritage Dictionary 4th

brink (brĭngk)n.
1.
a. The upper edge of a steep or vertical slope:
the brink of a cliff.
b. The margin of land bordering a body of water.
2. The point at which something is likely to begin; the verge: “Time and again the monarchs and statesmen of Europe approached the brink of conflict” (W. Bruce Lincoln). See Synonyms at border. [Middle English, probably of Scandinavian origin.]

• Từ đồng nghĩa / Synonyms:
  verge, threshold