prevent
to stop something from happening
Roots
- pre-: before, earlier, or in front
- ven / vent: come or arrive
Other words with the ven / vent root
- advent: arrival or beginning
- circumvent: to get around or bypass
- contravene: to violate or go against a rule or principle
- convene: to come together for a meeting
- convention: a meeting or accepted custom
- conventional: following accepted custom or usual practice
- event: something that happens
- intervene: to come between
Prevent first means come before; in modern use you come before a problem to block it.
A short review can prevent yesterday's word from disappearing.