This is the 3472nd most frequent Korean word.
로널드
"로널드" is the transliteration of the English name "Ronald" in Korean.
Here, '로널드' is used as the subject of the sentence, referring to an individual named Ronald.
로널드는 오늘 축구 경기를 보러 간다.
Ronald is going to watch the soccer match today.
In this sentence, '로널드와 함께' indicates that the speaker was accompanied by Ronald.
나는 로널드와 함께 영화관에 갔어.
I went to the cinema with Ronald.
This usage of '로널드의' shows possession, denoting opinions belonging to Ronald.