sévir
act harshly
verb seh-VEER Rare
Origin: Latin saevire (to be fierce)
Also means
rage (of disease/crime)
Usage Note
sévir is used in two main ways: authorities sévissent contre wrongdoers (crack down on), and plagues or problems sévissent somewhere (rage, wreak havoc). La grippe sévit en hiver (flu rages in winter) is a typical use. The related adjective sévère (severe, strict) shares the same Latin root.
Examples
"La police a décidé de sévir contre le trafic."
Natural Translation
The police decided to crack down on the trafficking.

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