1. the quality or state of being derisive; the tendency to mock, ridicule, or treat with contempt
Usage: uncountable noun; formal register

Examples

• The derisiveness in her tone made it clear she did not take his proposal seriously.
• His derisiveness toward the new employee created a hostile work environment.
• The critic's derisiveness was evident in every sentence of the review.
• She spoke with such derisiveness that no one dared to defend the idea.
• The derisiveness of his laughter hurt her feelings more than any harsh words could have.
• Their derisiveness toward traditional methods prevented them from considering valuable alternatives.