stiffen

My legs stiffen after sitting on the bus for hours. ▶

在公交车上坐几个小时后，我的双腿就会僵硬。

Public opposition may stiffen if the government approves construction without consulting residents about environmental risks.

如果政府不就环境风险征询居民意见便批准施工，公众的反对可能会更强烈。