How to not be an awkward turd

Sex?! Please how do you not make sex and being sexy so weird with your man. I’ve been with him for years and he’s always on IT! Over the years though I think he’s starting to realize more often that I let take hold of things because, well, i don’t get it, dirty talk is a big turn on but I can never find the right things to say, and it’s a rare occasion that he tries to get some when I’m all done up. Even though he makes it ok I just never feel like I’m being the sexual goddess that I embody. I need some sexy help