Where does “spoorloos” come from?

spoorloos (Dutch) comes from Dutch loos, from Middle Dutch loos, from Old Dutch lōs, from Proto-West Germanic *luhs, from Proto-Germanic luhsaz, from Proto-Indo-European lewḱ-, from Proto-Indo-European lewk- — bright; to shine; to see.

spoorloos (Dutch): trackless, without a trace

Definitions

  1. trackless, without a trace

Ancestry of “spoorloos”, step by step

spoorloos traces back through two separate lines of ancestry.

via Dutch loos

StepLanguageWordMeaning
1Dutchloosblank, empty; idle; amiss, wrong, problematic
2Middle Dutchloos
3Old Dutchlōsdeceitful, malicious, false
4Proto-West Germanic*luhslynx
5Proto-Germanicluhsazlynx
6Proto-Indo-Europeanlewḱ-lynx
7Proto-Indo-Europeanlewk-bright; to shine; to see

via Dutch spoor

StepLanguageWordMeaning
1Dutchspoortrack; railway track; trace
2Middle Dutchspor
3Old Dutchsportrack, trace
4Proto-West Germanic*spor
5Proto-Germanicspurątrack
6Proto-Indo-EuropeansperH-to kick
Every word from Proto-Indo-European lewk-