Where does “llaɨs” come from?

llaɨs (Proto-Brythonic) comes from Latin laxus, from Proto-Indo-European (s)lēg- — to let go; weak, feeble; loose; dissolute, lewd;...

Ancestry of “llaɨs”, step by step

Step	Language	Word	Meaning
1	Latin	laxus	wide, spacious, roomy; yielding; loose, slack,...
2	Proto-Indo-European	(s)lēg-	to let go; weak, feeble; loose; dissolute, lewd;...