cuarentena
/kwaɾenˈtena/ · B2 · noun · f
quarantine
🏥🔒 cuarenta (forty) + -ena = a set of forty, the original forty-day isolation
Cuarentena comes from cuarenta, meaning forty, plus the suffix -ena for a group of that number. Ships were once held apart for forty days against plague. The same root gives the forties decade of life, ages 40 to 49.