snidely

/ˈsnaɪd.li/
adverb
  1. In a way that is critical or mocking, often with indirect sarcasm.
    • “Oh, you’re so talented,” she said snidely, rolling her eyes.
    • He snidely pointed out every mistake in her report.
    • The critic snidely dismissed the artist’s work as amateurish.
Antonyms
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