Etymology

uncooperative

U1N1C3O1O1P3E1R1A1T1I1V4E1

Today it means: Not cooperative. Full definition →

English cooperative ← Latin co- ← Proto-Italic *kom-
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The story

  1. Proto-Indo-European*né
  2. Proto-Indo-European*n̥-
  3. Proto-Germanic*un-
  4. Proto-West Germanic*un-
  5. Old Englishun-
  6. Middle Englishun-
  7. Englishun-
  8. Proto-Indo-European*ḱe?
  9. Proto-Indo-European*ḱóm
  10. Proto-Italic*kom
  11. Proto-Italic*kom-
  12. Latincon-
  13. Latinco-
  14. Englishco-
  15. Englishoperative
  16. Englishcooperative
  17. English todayuncooperative

From un- + cooperative.

Etymology from Wiktionary, CC BY-SA 4.0.