cast doubt on

:  to cause to move or send forth by throwing

:  direct

:  to put forth

:  an act of casting

:  something that happens as a result of chance

:  a throw of dice

:  fear

:  suspect

:  to call into question the truth of :  to be uncertain or in doubt about

:  uncertainty of belief or opinion that often interferes with decision-making

:  a deliberate suspension of judgment

:  a state of affairs giving rise to uncertainty, hesitation, or suspense