YOU SAID:

I am in so much agony.

INTO JAPANESE

私はとても苦しんでいる。

BACK INTO ENGLISH

I am suffering very much.

INTO JAPANESE

私は非常に苦しんでいます。

BACK INTO ENGLISH

I am very suffering.

INTO JAPANESE

私は非常に苦しんでいます。

BACK INTO ENGLISH

I am very suffering.