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fastidious

/faˈstɪdiəs/adjective

Paying extremely close attention to detail and wanting everything to be exactly right.

Example sentence

  • He is fastidious about labeling every jar in his pantry.

Cuts both ways: it can praise careful standards or complain about fussiness. A fastidious eater is hard to please at the table.

Featured as word of the day on April 18, 2026.

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