Etymology

prosperous

pros·per·ous
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Today it means: Characterized by success. Full definition →

Middle French prospereus ← Old French prosperer ← Latin prosperō
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The story

  1. Old Latin · derived frompro spere“according to expectation”
  2. Latin · derived fromprosperō“to cause to succeed”
  3. Old French · derived fromprosperer
  4. Middle French · derived fromprospereus
  5. English todayprosperous

From Middle French prospereus, from Old French prosperer, from Latin prosperō (“to cause to succeed”), from Old Latin pro spere (“according to expectation”), from pro (“for”) + spes (“hope”).

Words from the same roots

Old Frenchprosperer all →

Latinprosperō all →

Etymology from Wiktionary, CC BY-SA 4.0.