Noun

• S: (n) brink, threshold, verge (a region marking a boundary)
• S: (n) verge, brink (the limit beyond which something happens or changes) "on the verge of tears"; "on the brink of bankruptcy"
• S: (n) scepter, sceptre, verge, wand (a ceremonial or emblematic staff)
• S: (n) verge (a grass border along a road)

Verb

• S: (v) verge (border on; come close to) "His behavior verges on the criminal"