doubt
doubtfulness
uncertainty
cognitive state
state of mind
arriere pensee
disbelief
distrust
incredulity
indecision
indecisiveness
irresolution
mental rejection
mental reservation
misgiving
mistrust
peradventure
reservation
skepticism
suspense
suspicion
15th-cent
beena
contradictoriness
culturist
death
evolution
fitfulness
hammerlock
hand-wringing
incredulousness
market-house
nerve-strain
passiveness
phrasings
rassment
reappraisal
soft-heartedness
subjectivism
untrustworthiness
vacillation
variableness