prepared

unready, underprepared, unequipped, clueless, flummoxed, inadequate, disorganized, flatfooted, uninterested, unwilling, unaware, confused, understaffed, powerless, unmotivated, inexperienced, hamstrung, unfazed, unconcerned, befuddled, incompetent, hesitant, unknowledgeable, dumbfounded, inept, uninformed, oblivious, indecisive, unfocused, unsuited, indifferent, ready, inattentive, apathetic, uncoordinated, overqualified, scared, ignorant, hopeless, unschooled, unimpressed, frightened, unseasoned, awed, unconfident, unaccustomed, underwhelmed, uncaring, apprehensive, demoralized, underfunded, overconfident, naive, unfamiliar, afraid, primed, helpless, unfit, unsure, unable, innumerate, fearful, reluctant, perplexed, awestruck, petrified, incapable, tardy, nonplussed, frustrated, speechless, timid, unforeseeable, disinterested, overburdened, stunned, rudderless, insecure, inevitable, unsupportive, vulnerable, distrustful, unplanned, unrealistic, mismanaged, underdressed, incomprehensible, anxious, dumbstruck, insufficient, unsympathetic, thunderstruck, unworried, unqualified, undaunted, inflexible, untrained, unperturbed, overtired, unamused, unengaged, unmoved, overwhelmed, stricken, afflicted, enslaved, unsuspecting, disposed, ridden, speaking, discouraged, distressed, englishspeaking, harassed, impressionable, needy, oppressed, unprotected, colonized

apparition, candid, flat-footed, overthrow, sight-read

ad-lib, extemporaneous, extemporary, extempore, impromptu, off-the-cuff, offhand, offhanded, spur-of-the-moment, unequipped, unready, unrehearsed