hyperfastidious

/ˌhaɪpərfæˈstɪdiəs/
adjective
  1. Extremely or excessively concerned with detail, cleanliness, or correctness.
    • The hyperfastidious editor checked every comma in the manuscript.
    • A hyperfastidious chef might reject a dish for a tiny imperfection.
    • Her hyperfastidious cleaning routine made guests afraid to touch anything.
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