senility

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. mental infirmity as a consequence of old age;
sometimes shown by foolish infatuations
• Syn:
dotage, second childhood
• Derivationally related forms:
senile
• Hypernyms:
old age, years, age, eld, geezerhood
2. the state of being senile
• Derivationally related forms:
senile
• Hypernyms:
oldness

• Từ đồng nghĩa / Synonyms:
  dotage, second childhood