1) Condition 2) Doubt 3) Falter 4) Hem 5) Irresolution 6) Misgiving 7) Regret 8) Reluctance 9) Scruple 10) Sloth 11) Slothfulness 12) Stammering 13) Vacillation 1) Disbelief 2) Distrust 3) Indecision 4) Indecisiveness 5) Irresolution 6) Misgiving 7) Qualm 8) Reservation 9) Scepticism 10) Suspicion 11) Uncertainty 12) Vacillation 13) Wavering 
• (n.) The act of hesitating; suspension of opinion or action; doubt; vacillation. • (n.) A faltering in speech; stammering.
Hes`i·ta'tion noun [ Latin haesitatio : confer French hésitation .] 1. The act of hesitating; suspension of opinion or action; doubt; vacillation. 2. A faltering in speech; stammering. Swift. 
[n] - indecision in speech or action 2. [n] - the act of pausing uncertainly
hesitation 1. The action of hesitating; a pausing or delaying in deciding or acting, due to irresolution; the condition of doubt in relation to action. 2. The state of being reluctant or undecided. 3. Embarrassed halting in utterance; stammering.
A figure or part of a figure on which progression is suspended, and the weight is retained on the supporting foot for one count.
waver 1 falter noun the act of pausing uncertainly; `there was a hesitation in his speech`
the act of pausing uncertainly