Where does “breachless” come from?

breachless (English) comes from English breach, from Middle English breche, from Old English bryċe, from Proto-West Germanic bruki, from Proto-Germanic brūkiz, from Proto-Indo-European bʰruHg- — to make use of; have enjoyment of.

breachless (English): Not breached; Not to be breached; impregnable

Definitions

  1. Not breached; Not to be breached; impregnable

Ancestry of “breachless”, step by step

breachless traces back through two separate lines of ancestry.

via English breach

StepLanguageWordMeaning
1EnglishbreachA gap or opening made by breaking or battering,...
2Middle EnglishbrecheAlternative form of birche
3Old Englishbryċefracture, breach; breach; breaking
4Proto-West Germanicbrukibreak
5Proto-Germanicbrūkizuseful, useable
6Proto-Indo-EuropeanbʰruHg-to make use of; have enjoyment of

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 bʰruHg-Every word from Proto-Germanic brūkizEvery word from Proto-West Germanic bruki