An expression indicating that someone has had the experience of doing something in the past
When to use
Talking about past experiences, Self-introduction, Discussing hobbies
The nuance
Attach '-(으)ㄴ 적이 있다' to the verb stem to express past experience. Use '-은 적이 있다' if the stem ends with a consonant, '-ㄴ 적이 있다' if it ends with a vowel. The same applies to adjectives. Use '-던 적이 있다' to express past habitual or repeated experiences.
