Where does “Lass” come from?

Lass (German) comes from German lassen, from Middle High German lāzen, from Old High German lāzan, from Proto-West Germanic lātan, from Proto-Germanic lētaną, from Proto-Indo-European leh₁d- — to be tired.

Ancestry of “Lass”, step by step

Lass traces back through two separate lines of ancestry.

via German lassen

StepLanguageWordMeaning
1Germanlassento allow; to permit; to let
2Middle High Germanlāzen
3Old High Germanlāzanto let, let go, leave; to let, let go, release
4Proto-West Germaniclātanto let, to allow; to leave alone
5Proto-Germaniclētanąto let, to allow; to leave alone
6Proto-Indo-Europeanleh₁d-to be tired

via Old High German laz

StepLanguageWordMeaning
1Old High Germanlazslow; lazy
2Proto-Germaniclatazslow, sluggish; lazy; late
3Proto-Indo-Europeanlē(y)d-

Words derived from “Lass

Every word from Proto-Indo-European leh₁d-Every word from Proto-Germanic lētanąEvery word from Proto-West Germanic lātan