"Moist," is not pleasing to me. However, I can see why it would appeal to you. "Moist," doesn't do it for me the way that, "stiff, hard and throbbing," does.
"The smartest, most passionate, most beautiful women I've met have been Satanists. I don't mean "beautiful on the inside where it really counts;" I mean gorgeous, vibrant, curvy women." Blanche Barton
"There's no such thing as too many books." Poetaster