He resented his brother's constant interference in his personal life.

resented 是动词 resent 的过去式。resent 源自拉丁语，词根 sentire 意为"感觉"，前缀 re- 起加强作用，合起来表示"内心强烈地感觉到反感"，即"对...感到愤恨、不满"。resented 表示"曾经对...感到不满"。