YOU SAID:

That dumbass doesn't even know how to tie his shoes.

INTO JAPANESE

あのバカは靴紐の結び方すら知らない。

BACK INTO ENGLISH

That idiot doesn't even know how to tie his shoelaces.

INTO JAPANESE

あのバカは靴ひもの結び方さえ知らない。

BACK INTO ENGLISH

That idiot doesn't even know how to tie his shoes.

INTO JAPANESE

あのバカは靴の紐の結び方さえ知らない。

BACK INTO ENGLISH

That idiot doesn't even know how to tie his shoes.