Where does “trustbuster” come from?

trustbuster (English) comes from English Buster, from German Büste, from French buste, from Italian busto, from Latin bustum, from Latin urere, from Latin uro, from Proto-Italic ouzō — to burn.

trustbuster (English): A person or entity responsible for breaking up...

Definitions

  1. A person or entity responsible for breaking up...

Ancestry of “trustbuster”, step by step

trustbuster traces back through two separate lines of ancestry.

via English Buster

StepLanguageWordMeaning
1EnglishBusterwho or something that bursts, breaks, or destroys a specified thing
2GermanBüstebust; dummy
3Frenchbustebust, torso; bust
4Italianbustotomb, grave; cadaver, corpse; bust
5LatinbustumA burial mound, tomb; A place for burning funeral...
6Latinureresecond-person singular future passive indicative...
7LatinuroI burn, consume, inflame; to rage, to ravage
8Proto-Italicouzō
9Proto-Indo-Europeanh₁ews-to burn

via English trust

StepLanguageWordMeaning
1EnglishtrustConfidence in or reliance on some person or...
2Middle Englishtrustconfidence, reliance
3Old Norsetraustconfidence, help, protection; trust; benefit,...
4Proto-Germanictraustąshelter; help; aid; trust; confidence; alliance
5Proto-Indo-Europeandreu-tree; firm, solid, steadfast
Every word from Proto-Indo-European h₁ews-