Etymology

maniacal

M3A1N1I1A1C3A1L1

Today it means: Like a maniac; insane; frenzied. Full definition →

Proto-Indo-European *h₂élisder.? ← English maniac ← French maniaque
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The story

  1. Proto-Indo-European*men-
  2. Proto-Indo-European*mn̥yétor
  3. Proto-Hellenic*məňňómai
  4. Ancient Greekμαίνομαι (maínomai)
  5. Ancient Greekμᾰνῐ́ᾱ (mănĭ́ā)
  6. Ancient Greekμανιακός (maniakós)
  7. Late Latinmaniacu
  8. Frenchmaniaque
  9. Englishmaniac
  10. Proto-Indo-European*h₂el-
  11. Proto-Indo-European*h₂élisder.?
  12. English todaymaniacal

From maniac + -al.

Etymology from Wiktionary, CC BY-SA 4.0.