Precedence (noun)

1. The fact or principle of being considered or dealt with before something else.
2. The fact or principle of being considered more important than something else.
3. Priority in order of importance or urgency.

Origin:

The word precedence comes from the latin word praecedentia, meaning "going before" and it has been in use since the 16th century.

Examples:

1. Safety takes precedence over speed.
2. His needs take precedence over mine.
3. This matter has precedence over the other one.
4. The President has given precedence to this issue.
5. The precedence of the event was determined by the date of submission.