Etymology

tankless

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Today it means: Without a tank (in various senses). Full definition →

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

  1. Prakrit𑀝𑀁𑀓 (ṭaṃka)
  2. Gujaratiટાંકી (ṭā̃kī)
  3. Portuguesetanque
  4. Englishtank
  5. Proto-Indo-European*lewh₁-
  6. Proto-Indo-European*lewHs-
  7. Proto-Germanic*leusaną
  8. Proto-Germanic*lausaz
  9. English todaytankless

From tank + -less.

Etymology from Wiktionary, CC BY-SA 4.0.