I love my boyfriend but I'm losing interest in sex. He's too vanilla!

I don't want to leave him. Must I suppress my own desire? I love my boyfriend very dearly and I know he loves me. I have no anxiety in my relationship. But, after two years, I have recently felt uninterested in sex, probably because in comparison with me he is "vanilla". I would never dream of leaving him and would rather suppress my own sexual desire to solve the issue. Many couples reach an impasse in their sexual connection because sex becomes predictable and loses the erotic spark, or becaus...