Just as Levin had disliked all the trivial preparations for his wedding, as derogatory to the grandeur of the event, now he felt still more offensive the preparations for the approaching birth, the date of which they reckoned, it seemed, on their fingers.
There are no more uses of "derogatory" in the book.
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It is unacceptable to use derogatory terms to reference a race or ethnicity.
She made a number of derogatory comments and left the meeting.