senile
🇺🇸
/ˈsiːnaɪl/
🇬🇧
/ˈsiːnaɪl/
acting in a confused way or unable to remember things because of old age
My senile dog sometimes walks into walls.
我的老年狗有时会撞到墙上。
related to becoming weak or ill because of old age
She worries about getting senile diseases.
她担心患上老年痴呆症。