inconsonancy
instability
infidelity
unfaithfulness
evanescence
faithlessness
frailty
incompetency
inconsideration
inconstancy
inexperience
ingratitude
irresolution
levity
mutability
oscillation
passiveness
perversity
rashness
remissness
shallowness
timidity
unsteadiness
vacillation
variableness
versatility
waywardness
worldliness