UNCERTAINTY =hesitancy, hesitation, tentativeness, unsureness, lack of confidence, diffidence, doubtfulness, doubt, lack of certainty, indecision, irresolution, unsureness, doubtfulness, wavering, vacillation, equivocation, vagueness, haziness, ambivalence, lack of conviction, disquiet, wariness, chariness, leeriness, skepticism, queries, questions, dubiety, unpredictability, unreliability, riskiness, chanciness, precariousness, changeability, variability, inconstancy, fickleness, caprice
-