Etymology

superfast

S1U1P3E1R1F4A1S1T1

Today it means: Extremely fast. Full definition →

English fast ← Middle English fast ← Old English fæst
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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. Proto-Germanic*fastuz
  8. Proto-West Germanic*fast
  9. Old Englishfæst
  10. Middle Englishfast
  11. Englishfast
  12. English todaysuperfast

From super- + fast.

Etymology from Wiktionary, CC BY-SA 4.0.