Surprising
Part of speech: verb
Definition: To cause (someone) to feel unusually alarmed or delighted by something unexpected.
Part of speech: noun
Definition: The action of the verb to surprise.
Part of speech: adjective
Definition: That is or are a surprise.
Example sentence: When air conditioning, escalators, and advertising appeared, shopping expanded its scale, but also limited its spontaneity. And it became much more predictable, almost scientific. What had once been the most surprising became the most manipulated.
Unexpected
Part of speech: adjective
Definition: not expected, anticipated or foreseen
Example sentence: If one advances confidently in the direction of his dreams, and endeavors to live the life which he has imagined, he will meet with a success unexpected in common hours.