bridle at (someone or something)
To show that one has been offended, displeased, or angered by someone or something. Of course I bridled at his condescending tone—I'm the president of a major corporation!
bridle at someone or something
Fig. to show that one is offended by someone or something. She bridled at the suggestion that she should go. Tony bridled at Max. Max was going to have to be dealt with.