Where does “AUKUS” come from?

AUKUS (English) comes from English US, from Middle English us, from Old English ūs, from Proto-Germanic uns, from Proto-Indo-European n̥smé, from Proto-Indo-European éǵh₂ — I.

AUKUS (English): A security treaty between Australia, the United Kingdom, and the United States; for the construction of nuclear submarines in Australia, and cooperation on cybersecurity and espionage technology; to contain the rise of China in the Indo-Pacific region

Definitions

  1. A security treaty between Australia, the United Kingdom, and the United States; for the construction of nuclear submarines in Australia, and cooperation on cybersecurity and espionage technology; to contain the rise of China in the Indo-Pacific region

Ancestry of “AUKUS”, step by step

AUKUS traces back through 3 separate lines of ancestry.

via English US

StepLanguageWordMeaning
1EnglishUSInitialism of unconditioned stimulus;...
2Middle EnglishusFirst-person plural accusative pronoun: us;...
3Old Englishūsus
4Proto-Germanicunsaccusative of *wīz; us
5Proto-Indo-Europeann̥sméus
6Proto-Indo-Europeanéǵh₂I

via English au

StepLanguageWordMeaning
1EnglishauAbbreviation of atomic units; Abbreviation of...
2Germanau

via English uK

StepLanguageWordMeaning
1EnglishuKInitialism of “you know”
Every word from Proto-Indo-European éǵh₂