stridency

这位政治评论员因其尖锐言辞而闻名。

The political commentator was known for the ___stridency of her remarks.

邻居们抱怨工地上传来的刺耳噪音。

The neighbors complained about the ___stridency of the construction noise.

随着辩论升级，他说话的声音变得越来越刺耳。

As the debate intensified, the ___stridency of his voice increased.