YOU SAID:

this is probably a really horrible idea

INTO JAPANESE

これは恐らく恐ろしい考えでしょう

BACK INTO ENGLISH

This is probably a horrible idea.

INTO JAPANESE

恐らく恐ろしい考えでしょう。

BACK INTO ENGLISH

It's probably a horrible idea.

INTO JAPANESE

それはおそらく恐ろしい考えです。

BACK INTO ENGLISH

It's probably a horrible idea.