aeger

Etymology

From Latin aeger (“sick”).

adj

Absent and excused from one’s classes due to illness
Relating to such an excused absence

noun

An excused absence from classes due to illness
A note excusing a student from classes due to illness“Dick laughed. 'I'll get the receipt from him. I often want a good thing for an "æger."'”
A particularly high tidal wave on some rivers, esp. the Trent