perplexity
1.stare in perplexity
2.In most profound perplexity
3.The perplexity of dam developments.
4.To cause perplexity in; puzzle.
5.A state of uncertainty or perplexity.
6.She looked at us in perplexity.
7.Lack of ease; perplexity and embarrassment.
9.He wrinkled up his forehead in perplexity.
10.A state of perplexity, confusion, or bewilderment
