doubtful
3d
analyse
answer
ask
asking
business
choice
choose
choosing
complexity
confused
confusion
consider
decision
difficult
doubt
exclamation
heap
help
illumination
illustration
incertitude
indecision
inspiration
intelligence
intelligent
interrogation
interrogative
mark
pile
point
problem
psychology
question
questionnaire
rendering
resolution
smart
solution
solve
stack
stacked
strategy
stress
symbol
uncertainty
why
wondering