perendinate
To procrastinate for a long time, especially two days.
intransitive, rare
To remain at college for an unusually long time.
intransitive, rare
In Peterhouse the Master and Fellows might not allow a stranger to perendinate for more than a fortnight unless they were certified of his moral character and of his ability and willingness to do the College some notable service […]
Where it comes from
From Latin perendinare (“to defer until the day after tomorrow”), from Latin perendie (“on the day after tomorrow”), from dies (“day”).
Adapted from the Wiktionary entry perendinate (CC BY-SA 4.0).