Where does “gloomless” come from?

gloomless (English) comes from English gloom, from Middle English gloom, from Old English glōm, from Proto-West Germanic glōm, from Proto-Germanic glōmaz, from Proto-Indo-European ǵʰley-, from Proto-Indo-European ǵʰel- — to shine, glimmer, glow; to shimmer, gleam;...

gloomless (English): Free from gloom; bright, radiant

Definitions

  1. Free from gloom; bright, radiant

Ancestry of “gloomless”, step by step

gloomless traces back through two separate lines of ancestry.

via English gloom

StepLanguageWordMeaning
1EnglishgloomDarkness, dimness, or obscurity; A depressing,...
2Middle Englishgloom
3Old Englishglōmgloaming, twilight; darkness; gloom, gloaming;...
4Proto-West Germanicglōm
5Proto-Germanicglōmazgleam, shimmer, sheen
6Proto-Indo-Europeanǵʰley-to shine
7Proto-Indo-Europeanǵʰel-to shine, glimmer, glow; to shimmer, gleam;...

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-Indo-European ǵʰel-Every word from Proto-Indo-European ǵʰley-Every word from Proto-Germanic glōmaz