'Perplexity' in the Bible

And Herod the tetrarch heard of all the things which were done by him, and was in perplexity, because it was said by some that John was risen from among the dead,

And there shall be signs in sun and moon and stars, and upon the earth distress of nations in perplexity at the roar of the sea and rolling waves,

And it came to pass as they were in perplexity about it, that behold, two men suddenly stood by them in shining raiment.

And they were all amazed and in perplexity, saying one to another, What would this mean?

And when they heard these words, both the priest and the captain of the temple and the chief priests were in perplexity as to them, what this would come to.