zēng​zhuó​jì

clouding agent

  1. to increase
    (bound form) to increase; to add; to augment
  2. zhuó adjective
    turbid
    muddy or impure; filled with particles rather than being clear
  3. medicinal or chemical preparation
    (bound form) A substance made by mixing ingredients for a specific medical or chemical effect, such as a lotion, catalyst, or disinfectant; often found in words like 药剂 yào​jì