Where does “thackless” come from?

thackless (English) comes from English less, from Middle English les, from Old English lēas, from Proto-Germanic *laus.

thackless (English): Without thatch; having no roof

Definitions

  1. Without thatch; having no roof

Ancestry of “thackless”, step by step

thackless traces back through two separate lines of ancestry.

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

via English thack

StepLanguageWordMeaning
1EnglishthackTo strike; thump; thwack; A stroke; a thwack; the...
2Middle Englishthakkento stroke
Every word from Proto-Germanic *lausEvery word from Old English lēasEvery word from Middle English les
thackless — Etymology, Origin & Word History | Etymology Explorer