Teamy: The state of mind of a well-integrated, enthusiastic, motivated, high-morale, cohesive team, characterized by camaraderie, pride in the group, and loyalty, as in, "they are so teamy! They do everything together, their meetings are more like parties, and everything they produce is a joint effort. They even like to hang out together on breaks and at lunchtime."

Related to esprit de corps (French).