老年痴獃 lǎo nián chī dāi

DEFINITIONS

  1. senile dementia
  2. Alzheimer's disease

CHARACTERS

老 lǎo old, aged; experienced
年 nián year; new-years; person's age
痴 chī foolish, stupid, dumb, silly
獃 dāi dull; dull-minded, simple, stupid