Vocative
   

Cases: vocative

Again, surprise, surprise, from Latin voco, vocare, vocavi, vocatum to call

We all know what a vocation is: a calling.
We invoke different gods to plead for their help
The form we use in Greek when invoking gods, or addressing/calling any lesser mortals, is the
vocative case form, the I-call-you! case form

Hey, Mary, come here a sec'.
Hi, Lisa, how are things?
Be quiet, child, when grown-ups talk.
In Greek it is usually introduced by .