unprepared
adjective
[ ʌnprɪˈpɛːd ]
• not ready or able to deal with something.
• "she was totally unprepared for what happened next"
Similar:
not ready,
unready,
off (one's) guard,
surprised,
taken aback,
unsuspecting,
unrehearsed,
unwatchful,
unqualified,
ineligible,
unfit,
incompetent,
incapable,
ill-equipped,
unequipped,
not equal/up to,
caught napping,
caught on the hop,
• not made ready for use.
• "paintings on unprepared canvas"