Etymology Explorer › English

Where does “fastidious” come from?

Fastidious comes from Latin fastidiosus, derived from Latin fastidium, which traces to Latin taedium and Latin fas, ultimately from Proto-Indo-European bʰeh₂-.

fastidious (English): Excessively particular, demanding, or fussy about...

Definitions

  1. Excessively particular, demanding, or fussy about...

Ancestry of “fastidious”, step by step

StepLanguageWordMeaning
1Latinfastīdiōsus—
2Latinfastīdium—
3Latinfastusallowed; A day on which courts sat; court...
4Latinfasdictates of religion, divine law , or an...
5Proto-Indo-Europeanbʰeh₂osutterance, saying
6Proto-Indo-Europeanbʰeh₂-to shine, glow light; to speak, say
7Proto-Indo-Europeanbʰeh₂-s-ri-—

Words derived from “fastidious”

  • fastidiousness
  • fastidiously
  • unfastidious
  • overfastidious
  • hyperfastidious
  • ultrafastidious
  • unfastidiously
  • unfastidiousness
Every word from Proto-Indo-European bʰeh₂-s-ri- →