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to be mentally slow; to be befuddled
to become engrossed in; to become absorbed in
to become frayed and dishevelled (of hair, grass, etc.); to be fluffy
耄けたように見えても実は鋭い観察力を持っている。
Even though he appears befuddled, he actually has keen observational skills.
父は最近耄けてきて同じ話を何度も繰り返す。
My father has become forgetful lately and repeats the same stories over and over.
ほうけることなく九十歳まで元気に過ごしたいものだ。
I would like to stay sharp and healthy until ninety.