The Oxford Thesaurus An A-Z Dictionary of Synonyms - verge°n.

1) edge, border, boundary, margin, brink, threshold, brim: Frances is jealous of John to the verge of insanity. 2) on the verge of. about to, ready to, on the (very) point of, preparing to, soon to: Many smaller companies are on the verge of bankruptcy. --v. 3) Often, verge on. border (on) , approach, come close or near (to) , Technical be asymptotic to: Cathy's idea of comfort verges on what is more commonly thought of as luxury. Her charitable contributions last year verged on zero.