Etymology

rapidness

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Today it means: The characteristic of being rapid. Full definition →

English rapid ← Latin rapidus ← Middle French rapide
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The story

  1. Latinrapiō
  2. Proto-Indo-European*dʰeh₁-
  3. Latinrapidus
  4. Middle Frenchrapide
  5. Latinrapidus
  6. Englishrapid
  7. English todayrapidness

From rapid + -ness.

Etymology from Wiktionary, CC BY-SA 4.0.