Where does “sumpless” come from?

sumpless (English) comes from English sump, from Middle English sompe, from Middle Low German sump, from Old Saxon sump, from Proto-Germanic sumpaz — fungus, sponge; swamp, marsh.

sumpless (English): Without a sump

Definitions

  1. Without a sump

Ancestry of “sumpless”, step by step

sumpless traces back through two separate lines of ancestry.

via English sump

StepLanguageWordMeaning
1EnglishsumpA hollow or pit into which liquid drains, such as...
2Middle Englishsompemarsh, morass
3Middle Low Germansumpmarsh, swamp
4Old Saxonsumpswamp, marsh
5Proto-Germanicsumpazfungus, sponge; swamp, marsh

via English less

StepLanguageWordMeaning
1EnglishlessTo a smaller extent or degree; comparative form...
2Middle Englishlesfalse; lying; deceptive; falsehood; a lie
3Old Englishlēasfalse, lax; false, void, loose; devoid of, loose...
4Proto-Germanic*laus—
Every word from Proto-Germanic sumpaz →Every word from Old Saxon sump →Every word from Middle Low German sump →
sumpless — Etymology, Origin & Word History | Etymology Explorer