Where does “burpless” come from?

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

burpless (English): Not causing the eater to burp

Definitions

  1. Not causing the eater to burp

Ancestry of “burpless”, step by step

burpless 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 burp

StepLanguageWordMeaning
1EnglishburpA belch; To emit a burp; To cause someone to...
Every word from Proto-Germanic *lausEvery word from Old English lēasEvery word from Middle English les