Unprepared

Adjective

 * 1) Not prepared; caught by surprise.
 * The castle was unprepared for the assault.

Adverbs for Unprepared
grossly; carelessly; unpardonably; miserably; palpably; inadvertently; wantonly; financially; socially;  wretchedly;  undisuisedly; openly; admittedly; unluckily; laughably; comically; tragically; ridiculously; nonchalantly; blithely; merrily.

Thesaurus
a bit previous, ad-lib, advanced, airy, amateurish, asleep, careless, casual, caught napping, caught off balance, caught short, cursory, degage, disregardant, disregardful, dumbfounded, easygoing, extemporaneous, extemporized, far ahead, flippant, forgetful, forward, free and easy, goofing off, half-baked, half-cocked, haphazard, hasty, heedless, ill-considered, impromptu, improvised, impulsive, incautious, incomplete, inconsiderate, indifferent, inexpectant, insouciant, lazy, makeshift, napping, nodding, nonexpectant, not firm, oblivious, off-guard, offhand, overhasty, oversoon, perfunctory, precipitate, precocious, premature, previous, reckless, regardless, respectless, rough-and-ready, rushed, semiskilled, sleeping, snap, surprised, tactless, taken aback, taken by surprise, taken unawares, thoughtless, too early, too soon, tripped up, unaccomplished, unadmonished, unadvised, unalert, unanticipating, unanticipative, unarranged, unaware, unbegun, unbusinesslike, uncautious, uncoached, uncompleted, unconcocted, uncontrived, uncrystallized, undeliberated, undevised, undiplomatic, unendowed, unexpecting, unfinished, unforewarned, ungifted, unguarded, unguessing, unhatched, unheedful, unheeding, uninformed, uninitiated, unjelled, unmade, unmanufactured, unmatured, unmeditated, unmindful, unorganized, unplanned, unpolished, unpremeditated, unprimed, unprofessional, unready, unripe, unschooled, unskilled, unsolicitous, unstudied, unsuspecting, untactful, untalented, untaught, unthinking, untimely, untrained, untutored, unvigilant, unwarned, unwary, unwatchful

Translations

 * Armenian:
 * Czech:


 * German: