Etymology

sudden

sud·den
S1U1D2D2E1N1

Today it means: Occurring quickly with little or no warning or expectation; instantly. Full definition →

Middle English sodeyn ← Anglo-Norman sodein ← Old French sodain
Ask AI about its historyChatGPTClaudePerplexityGoogle AIGrok

The story

  1. Latin · derived fromsubitāneus“sudden”
  2. Old French · derived fromsodain
  3. Anglo-Norman · derived fromsodein
  4. Middle English · inherited fromsodeyn
  5. English todaysudden

From Middle English sodeyn, sodain, from Anglo-Norman sodein, from Old French sodain, subdain (“immediate, sudden”), from Vulgar Latin *subitānus (“sudden”), from Latin subitāneus (“sudden”), from subitus (“sudden", literally, "that which has come stealthily”), originally the past participle of subīre (“to come or go stealthily”), from sub (“under”) + īre (“go”). Doublet of subitaneous. Displaced native Old English fǣrlīċ.

Words from the same roots

Latinsubitāneus all →

Etymology from Wiktionary, CC BY-SA 4.0.