Greasy and moist. Not usually in a good way but could be. Pertains to body parts, food, weather conditions. Groisture, Groistness, Your Groistness (such as, Your Highness, not your current groisture level)
"It's getting a little groist in my shorts! This humidity is killing me!"
"That chick is so hot! She's making me groist! I'll bet SHE is getting groist!"