adjective · filled with fear, dread, or terror; to shudder

惨状传开，听闻者无不惊竦。

verb · to raise the shoulders, stand on tiptoe, or crane one's neck

他竦身一跃，试图看清远处的人影。

adjective · displaying an attitude of reverence, respect, or solemnity

他肃立竦听，表现出极大的敬意。