Etymology

superflu

S1U1P3E1R1F4L1U1

Today it means: Any strain of flu that spreads unusually quickly, is unusually virulent, or is unusually unresponsive to treatment. Full definition →

English flu ← Latin super- ← Proto-Italic *super
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The story

  1. Proto-Indo-European*úp
  2. Proto-Indo-European*upér
  3. Proto-Italic*super
  4. Latinsuper
  5. Latinsuper-
  6. Englishsuper-
  7. Englishflu
  8. English todaysuperflu

From super- + flu.

Etymology from Wiktionary, CC BY-SA 4.0.