Where does “unpiety” come from?

unpiety (English) comes from English piety, from Middle English piete, from Middle French pieté, from Latin pietas, from Latin pīus, from Latin -tās, from Proto-Indo-European -teh₂ts, from Proto-Indo-European -teh₂ — Creates verbal adjectives from verb stems.

unpiety (English): Lack of piety

Definitions

  1. Lack of piety

Ancestry of “unpiety”, step by step

unpiety traces back through two separate lines of ancestry.

via English piety

StepLanguageWordMeaning
1EnglishpietyReverence and devotion to God; Similar reverence...
2Middle Englishpietemercifulness, compassion, sympathy
3Middle Frenchpietépiety
4LatinpietasDutiful conduct, sense of duty; Piety,...
5Latinpīus
6Latin-tāsty, -dom, -hood, -ness, -ship
7Proto-Indo-European-teh₂tsUsed to form nouns representing state of being
8Proto-Indo-European-teh₂Used to form nouns representing state of being
9Proto-Indo-European-tósCreates verbal adjectives from verb stems

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Proto-Indo-European -tósEvery word from Latin -tāsEvery word from Latin pīus