Other words used to express this emotion are:
Gammecular, Gammful, Gammual, Gam.
"I don't know if its the acid or not but im going on a gammy descention..."
"Sometimes I like to play with fire while licking my dogs anus..." (This is Gammy/Gammecular/Gammful/Gammual)
Used in Gloucestershire, UK.
Dave: It got gammy 'cause a bit of grit got stuck in there. Now it's infected.