Where does “pumpless” come from?
pumpless (English) comes from English less, from Middle English les, from Old English lēas, from Proto-Germanic *laus.
pumpless (English): Without a pump
Ancestry of “pumpless”, step by step
pumpless traces back through two separate lines of ancestry.
via English less
| Step | Language | Word | Meaning |
|---|
| 1 | English | less | To a smaller extent or degree; comparative form... |
| 2 | Middle English | les | false; lying; deceptive; falsehood; a lie |
| 3 | Old English | lēas | false, lax; false, void, loose; devoid of, loose... |
| 4 | Proto-Germanic | *laus | — |
via English pump
| Step | Language | Word | Meaning |
|---|
| 1 | English | pump | A device for moving or compressing a liquid or... |
| 2 | Middle English | pumpe | — |
| 3 | Middle Low German | pumpe | pump; a pump |
| 4 | Middle Dutch | pompe | device for raising water, pump; pipe, water... |