Where does “pietism” come from?

Pietism comes from English piety plus the suffix -ism, ultimately from Latin pietas meaning dutiful conduct, derived from Proto-Italic pwījotāts.

pietism (English): A movement in the Lutheran church in the 17th and...

Definitions

  1. A movement in the Lutheran church in the 17th and...

Ancestry of “pietism”, step by step

pietism 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 French piétisme

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