YOU SAID:

My father's son is my son's mother's husband, I'm afraid.

INTO JAPANESE

私の父の息子は私の息子の母親の夫です、私は怖いです。

BACK INTO ENGLISH

The son of my mother's husband is the son of my father, I am afraid.

INTO JAPANESE

私の母親の夫の息子は私の父の息子です、私は恐れています。

BACK INTO ENGLISH

My mother's husband's son is my father's son, I am afraid.

INTO JAPANESE

私の母の夫の息子は私の父の息子です、私は怖いです。

BACK INTO ENGLISH

My mother's husband's son is my father's son, I am scared.

INTO JAPANESE

私の母の夫の息子は私の父の息子です、私は怖いです。

BACK INTO ENGLISH

My mother's husband's son is my father's son, I am scared.