Where does “juniority” come from?

juniority (English) comes from English Junior, from Latin jŭnior.

juniority (English): The quality or state of being junior

Definitions

  1. The quality or state of being junior

Ancestry of “juniority”, step by step

juniority traces back through two separate lines of ancestry.

via English Junior

StepLanguageWordMeaning
1EnglishJuniorLow in rank; having a subordinate role, job, or situation
2Latinjŭnior

via English ity

StepLanguageWordMeaning
1Englishity
2Ingrian-uUsed to form nouns from verbs
Every word from Latin jŭnior