Which is the most common expression of "eyes of old people"??

Which is the most common expression?? aged eyes? old sight? far-sighted? presbyopia?

Paraphrase

"I would like you to get involved." means "I would like you to cooperate."?? "He dismissed you." me...

What English dictionary are you using???

I have used an English dictionary(not an English-Japanese dictionary). But sometimes there is not the word which I wanna look up in my...