유치했다

In a sentence

• 그 영화는 너무 유치했다고 생각해요.

  I think that movie was too childish.

  In this sentence, "유치했다" is used to describe the movie as being immature or targeted at very young audiences.

• 그는 자신의 실수를 인정하느라 유치한 변명을 하지 않았어요.

  He did not make childish excuses to admit his mistake.

  Here, "유치한" refers to excuses that are silly or lacking maturity, enhancing the phrase describing avoidance of such reasoning.

• 그의 취미가 유치하다고 생각하지 마세요.

  Don't think his hobby is childish.

  "유치하다" in this context describes the perception of someone's hobby as being trivial or immature, advising against such judgment.