schoolsickness
A feeling generally obtained at the end of the summer, when summer has gotten boring and old, and one is ready to return to school and see people they haven't since June.
Man summer's getting old and I havent seen Chris or Rob all summer. I sorta want to start the year. I have a case of schoolsickness I guess.
schoolsick
(adj.) The feeling you get when you're tired of school. Symptoms include nausea, boredom, sleepiness, and lack of motivation. Cured with rest. You don't want to go to school but you have to.
She was so schoolsick, she couldn't finish her homework.