What is what does it mean when a guy calls you sweetness?

When a guy calls you "sweetness," it typically means that he finds you to be pleasant, endearing, kind, and charming. He may use this term as a term of endearment or as a nickname. It could also be a way of indicating that he values your presence and enjoys spending time with you. However, it's important to keep in mind that the meaning behind such a term of endearment may vary depending on the context and the relationship between you and the person using the term. It's always wise to pay attention to the guy's other actions and behaviors, as well as his words, to gain a better understanding of his intentions.