Gumption
The fact is that this term is used in multiple contexts by a lot of people from around the world. They usually may not know, though, that it has its source in the South. It’s good to know that there is gumption in you. It says you’re courageous and bold, after all! This is usually not used negatively, but you need not be defensive when someone says something to you along those lines. In reality, it means they appreciate you!
I Declare
Bear in mind that you need to do this at the beginning of a sentence if you wanted to apply this to your vocabulary. In fact, no matter what you say, you can really use it. You should, however, genuinely believe in whatever it is! I have to admit it’s hot today! “It’s just another way for you to believe it’s scorching. In the meanwhile, “I say, this is some good chicken you cooked,” means that you really like the dish.