hesitation
● Oscillation
● Fluctuation
● Qualm
● Dubiety
● Pause
● Reluctance
● Delay
● Doubt
● Wavering
● Indecisiveness
● Vacillation
● Timidity
● Indecision
● Misgiving
● Equivocation
● Irresolution
● Hesitancy
● Scruple
● Irresoluteness
● Unwillingness
● Mistrust
● Indisposition
● Skepticism
● Averseness
● Delaying
● Shilly-shally
● Stammering
● Stuttering
● Tentativeness
● To-and-fro
● Dawdling
● Demurral
● Faltering
● Procrastination
● Fumbling
● Hemming and hawing
● Stumbling
● Trust
● Faith
● Confidence
● Belief
● Certainty
● Timidnesses
● Timorousness