"Auntie" is more common in British English, while "Aunty" is more common in American English. However, both spellings are considered acceptable in both varieties of English.
Here's a breakdown:
* "Auntie" is the traditional spelling, especially prevalent in Commonwealth countries like the UK, Australia, Canada, and India.
* "Aunty" is a more recent spelling that has gained popularity in the United States.
Ultimately, the best way to decide which spelling to use is to consider your audience and the context. If you're writing for a British audience, "Auntie" is likely the safer option. If you're writing for an American audience, "Aunty" is equally acceptable.
Here are some additional points to consider:
* Personal preference: Some people simply prefer one spelling over the other.
* Consistency: Once you've chosen a spelling, stick with it throughout your writing to avoid confusion.
* Formal vs. informal: "Auntie" might be considered more formal in some contexts, while "Aunty" can be perceived as more casual.
Regardless of the spelling you choose, it's important to use it respectfully and in a way that reflects your relationship with the individual you're addressing.