incertitude

名词 incertitude:

1. the state of being unsure of something
   同义词：doubt, uncertainty, dubiety, doubtfulness, dubiousness

in.cer.ti.tude

n.（名词）
Uncertainty.
不确定性
Absence of confidence; doubt.
没有信心；怀疑
Insecurity or instability.
不安全或不稳定