Pre-, then add name of event.
An annual event
A triennial event happens every three years.
An event or occurrence.
I think you are asking about a census.
weekly
I think you are asking about a census.
Horses will tend to lie down, and will refuse to get up. If this happens, immediatly call a vet. Before giving a horse something your not sure your horse can have, please contact your local Vet.
Annual.
Déjà vu is the term used to describe the feeling of having experienced something before, even though it is happening for the first time. It is a phenomenon where an individual feels a sense of familiarity with a current situation or event.
triannual
With relation to business, a wake-up call is when something happens, either an event or constructive feedback, that is designed to get the employee to understand how critical it is for them to improve their performance in a certain areas or to understand how their behaviors are negatively impacting the team or organization.
When you foresee something and it happens, some people call it dejávu, others may call it prophecy. Depends on your forté