unprepared
adj.adj. not ready for something that is about to happen. You feel this way when you haven't done the work or planning needed for a task.
adj. not ready or equipped to deal with a particular situation or task. Often used predicatively after linking verbs like 'feel', 'seem', or 'appear'.
I felt completely unprepared for the difficult exam.
The small coastal town was caught unprepared when the storm suddenly changed direction and intensified.
Entering the negotiations unprepared can lead to significant concessions that undermine the long-term viability of the partnership.
From un- + prepared.
From unprepare + -ed.
Often followed by the preposition 'for' or a to-infinitive.
I am unprepared of the testI am unprepared for the testThe adjective 'unprepared' collocations with 'for', not 'of'.