An unpleasant state of mental uneasiness, nervousness, apprehension and obsession or concern about some uncertain event.
An uneasy or distressing desire (for something).
A state of restlessness and agitation, often accompanied by a distressing sense of oppression or tightness in the stomach.
Lack of trust or confidence; distrust, untrust.
To be suspicious.
To have no confidence in (something or someone).
To be wary, suspicious or doubtful of (something or someone).
To suspect, to imagine or suppose (something) to be the case.