Where does “léas” come from?

léas (Middle Irish) comes from Old French laisier, from Old High German lāzan, from Proto-West Germanic lātan, from Proto-Germanic lētaną, from Proto-Indo-European leh₁d- — to be tired.

Ancestry of “léas”, step by step

léas traces back through two separate lines of ancestry.

via Old French laisier

StepLanguageWordMeaning
1Old FrenchlaisierAlternative form of laissier; to let, let go,...
2Old High Germanlāzanto let, let go, leave; to let, let go, release
3Proto-West Germaniclātanto let, to allow; to leave alone
4Proto-Germaniclētanąto let, to allow; to leave alone
5Proto-Indo-Europeanleh₁d-to be tired

via Anglo-Norman lesser

StepLanguageWordMeaning
1Anglo-NormanlesserAlternative form of laissier

Words derived from “léas

Every word from Proto-Indo-European leh₁d-Every word from Proto-Germanic lētanąEvery word from Proto-West Germanic lātan
léas — Etymology, Origin & Word History | Etymology Explorer