The word "darky" is an offensive term that has been used in the past to refer to Black people. It is considered a racial slur and is hurtful and disrespectful. Because of its negative connotations, it is important to avoid using this word in any context.
In summary, "darky" is an offensive term that should not be used. It is important to choose respectful language when talking about race and to be aware of the impact that certain words can have on others.