missal

Any book of prayer or devotions.

The missal contains holy prayers for the entire year.

Missalitis

1. when your teacher suffers from incompetency.
(derived from the ancient drummer once kicked out of Billy Idol's band only to become a horrible, horrible teacher.)

Kid1: Man my teacher sucks!

Kid2: She must be suffering from Missalitis!

rory missal

A person that is short and athletic.

Man, he's a Rory Missal!!