Where does “unoccasional” come from?

unoccasional (English) comes from English occasional, from Middle English occasyonal.

unoccasional (English): Not occasional

Definitions

  1. Not occasional

Ancestry of “unoccasional”, step by step

unoccasional traces back through two separate lines of ancestry.

via English occasional

StepLanguageWordMeaning
1EnglishoccasionalOccurring or appearing irregularly from time to...
2Middle Englishoccasyonal—

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Middle English occasyonal →Every word from English occasional →