养痈贻患
yǎng​yōng​yí​huàn

to tolerate budding evil

  1. 养 養 yǎng
    to grow
    to cultivate or grow plants or flowers
  2. 痈 癰 yōng
    carbuncle
    A severe skin infection involving a cluster of boils, typically characterized by redness, swelling, and multiple pus-filled openings; often caused by bacteria like staphylococcus.
  3. 贻患 貽患 yí​huàn
    to sow seeds of disaster
    to leave a legacy of trouble; to leave behind problems that cause future disaster