advancement
ardor
assurance
boldness
confidence
eagerness
impudence
precocity
prematureness
presumption
promptitude
promptness
promtness
zeal
assertiveness
earliness
self-assertiveness
willingness
crispness
diffidence
fervency
imprudence
irreverence
litheness
obsequiousness
perverseness
plausibility
rashness
sauciness
self-distrust
sprightliness
vivacity