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Fastidious

adj. thoughtful, capable professional

What it means

Meaning 1

Very attentive to accuracy, cleanliness, and detail.

Reach for it when praising exacting care where accuracy, cleanliness, or finish matters

The fastidious conservator documented every tiny repair.

Meaning 2

Difficult to satisfy because preferences or standards are unusually exact.

Reach for it when naming burdensome selectiveness without disguising it as praise

The fastidious editor rejected every ambiguous caption.

Words to choose between 8

By register, from playful at the top to literary at the bottom, and by meaning across. Tap a word to see when it fits.
Meaning 1Meaning 2
everyday
professional
formal

Meaning 1: Very attentive to accuracy, cleanliness, and detail.

  • everyday

    thorough

    Fits when complete work matters more than tiny detail

    Careful Thorough is less exacting about finish or cleanliness.

  • professional

    meticulous

    Fits when careful accuracy is wholly positive

    Careful Meticulous omits fastidious's possible fussiness.

  • professional

    precise

    Fits when exact measurement or wording is the strength

    Careful Precise describes a result, not necessarily a person's habits.

  • formal

    scrupulous

    Fits when ethical or procedural care drives the precision

    Careful Scrupulous can imply moral concern rather than neatness.

Meaning 2: Difficult to satisfy because preferences or standards are unusually exact.

  • everyday

    fussy

    Fits when minor details receive excessive attention

    Careful Fussy is dismissive and erases the value of legitimate standards.

  • everyday

    particular

    Fits when someone has narrow preferences that others must meet

    Careful Particular can sound mild where standards cause repeated rejection.

  • formal

    discriminating

    Fits when refined judgment separates stronger from weaker options

    Careful Discriminating sounds approving where selectiveness is obstructive.

  • formal

    exacting

    Fits when a demanding standard is central

    Careful Exacting may describe the task rather than the person.

Opposites 3

Common phrases 3

  • fastidious attention

    Fastidious attention preserved the manuscript's faint marks.

  • fastidious standards

    Her fastidious standards improved the catalogue but delayed publication.

  • fastidious about detail

    The cabinetmaker is fastidious about detail around every joint.

Definitions and examples are written for this site. How words are chosen Recording: Dvortygirl, American accent, from Wikimedia Commons, CC BY-SA 3.0 Updated