Quote:
Originally Posted by ColdInCanada11
On our campus, the Alpha Phi members are called Phis and the Alpha Delta Pi members are called Pis! Some people call the Alpha Gams just "Gams" (including some actives  ) but that is another issue haha! Both the Alpha Phi and Alpha Delta Pi chapters are okay with being called by the single letter name, though I'm not sure if their respective IHQs care for it |
There is such a plethora of groups that start with Alpha they have to be differentiated somehow. It's either what you described above or English letters.