My language would force me to tell you whether or not this was an uncle on my mother's side or my father's side, whether this was an uncle by marriage or by birth, and if this man was my father's brother, whether he was older than or younger than my father.
何を言っているか伝わらないのです 「おじ」と言っても それが母方なのか 父方なのか 血縁なのか 姻戚なのか 父方であれば 父の兄なのか 弟なのか