Where does “nonobservance” come from?

nonobservance (English) comes from English observance, from Old French observance, from Latin observantia — remark, note, observation; observance, attention,...

nonobservance (English): The failure to observe a custom, or to conform...

Definitions

  1. The failure to observe a custom, or to conform...

Ancestry of “nonobservance”, step by step

nonobservance traces back through two separate lines of ancestry.

via English observance

StepLanguageWordMeaning
1EnglishobservanceThe practice of complying with a law, custom,...
2Old Frenchobservance
3Latinobservantiaremark, note, observation; observance, attention,...

via Middle English non-observaunce

StepLanguageWordMeaning
1Middle Englishnon-observaunce
Every word from Latin observantiaEvery word from Old French observanceEvery word from English observance