Etymology

jocoserious

joc·o·ser·i·ous
J8O1C3O1S1E1R1I1O1U1S1

Today it means: Simultaneously jocose or jocular and serious; mixing mirth with serious matters; semiserious. Full definition →

English serious ← Middle English seryows ← Old French serieux
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The story

  1. Proto-Indo-European*yek-
  2. Proto-Indo-European*yókos
  3. Proto-Italic*jokos
  4. Latiniocus
  5. Proto-Indo-European*h₃ed-
  6. Proto-Indo-European*h₃édosder.?
  7. Latiniocōsus
  8. Englishjocose
  9. Proto-Indo-European*seh₁-
  10. Proto-Italic*sēros
  11. Latinsērus
  12. Proto-Indo-European*swer-
  13. Proto-Italic*swerjos?
  14. Latinsērius
  15. Medieval Latinsēriōsus
  16. Old Frenchserieux
  17. Middle Englishseryows
  18. Englishserious
  19. English todayjocoserious

Blend of jocose + serious.

Etymology from Wiktionary, CC BY-SA 4.0.