èpè la fi ń wo èpè sàn proverb
Definitions
  1. one matches the remedy to the affliction figuratively
  2. curses are used to cure curses; fighting fire with fire
Source: Wiktionary, where this word is spelled “epe la fi n wo epe san”. Reference: en-epe_la_fi_n_wo_epe_san-yo-proverb-HEY1sbyh