YOU SAID:

I had relations with my wife.

INTO JAPANESE

私は妻と関係がありました。

BACK INTO ENGLISH

I had a connection with my wife.

INTO JAPANESE

私は妻と付き合いました。

BACK INTO ENGLISH

I went to see my wife.

INTO JAPANESE

私は妻を見に行きました。

BACK INTO ENGLISH

I went to see my wife.