YOU SAID:

My wife's best friend was the best man at her cousin's uncle's wedding and he was thrilled about it.

INTO JAPANESE

私の妻の親友は、いとこの叔父の結婚式で最高の男で、彼はそれについて興奮していました。

BACK INTO ENGLISH

My wife's best friend was the best man at his cousin's uncle's wedding ceremony and he was excited about it.

INTO JAPANESE

私の妻の親友は、彼のいとこの叔父の結婚式で最高の男で、彼はそれに興奮していました。

BACK INTO ENGLISH

My wife's best friend was the best man at his cousin's uncle's wedding, he was excited about it.

INTO JAPANESE

私の妻の親友は、彼のいとこの叔父の結婚式で最高の男だった、彼はそれに興奮していた。

BACK INTO ENGLISH

My wife's best friend was the best man at his cousin's uncle's wedding, he was excited about it.