Etymology

smokeless

S1M3O1K5E1L1E1S1S1

Today it means: Without smoke. Full definition →

Proto-Germanic *lausaz ← Proto-Indo-European *lewHs- ← English smoke
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The story

  1. Old Englishsmoca
  2. Middle Englishsmoke
  3. Englishsmoke
  4. Proto-Indo-European*lewh₁-
  5. Proto-Indo-European*lewHs-
  6. Proto-Germanic*leusaną
  7. Proto-Germanic*lausaz
  8. English todaysmokeless

From smoke + -less.

Etymology from Wiktionary, CC BY-SA 4.0.