i Register
In some senses, aeger is marked as dated. Watch for register when choosing this word.
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."'
noun
A particularly high tidal wave on some rivers, esp. the Trent