WordNet: unprepared

without preparation; not prepared for; "unprepared remarks"; "the shock was unprepared"; "our treaty makers approached their immensely difficult problems unprepared"- R.E.Danielson"

• also see unready

• similar to ad-lib, extemporaneous, extemporary, extempore, impromptu, off-the-cuff, offhand, offhanded, unrehearsed

• similar to spur-of-the-moment

unprepared

• (englanti) prepared (antonym)
• (suomi) yllättävä (synonyymi)

• (suomi) improvisoitu (synonyymi)

• (suomi) valmistelematon (synonyymi)