What is an accurate definition of a skill?

something specific a person wants to achieve in the future

X a natural ability a person is born with

an ability a person has created through learning and experience

a subject a person would like to learn more about

An ability a person has created through learning and experience.

A skill is something that is created through learning and experience.

For example, I have the skill of being able to write. I dont want to achieve writing in the future, since I can already do it. I definitely didnt come out the womb writing books and letters too. Its also not something im very interested in, but it is something i have learned at school.