flabbergasted

Flabbergasted is a synonym of surprised.

As adjectives the difference between surprised and flabbergasted

is that surprised is caused to feel surprise, amazement or wonder, or showing an emotion due to an unexpected event while flabbergasted is appalled, annoyed, exhausted or disgusted.{{reference-book.

As verbs the difference between surprised and flabbergasted

is that surprised is past tense of surprise while flabbergasted is past tense of flabbergast.

As an adjective flabbergasted

is appalled, annoyed, exhausted or disgusted{{reference-book.

As a verb flabbergasted

is (flabbergast).

As a noun flabbergastation is

(colloquial) bewildered shock or surprise; the state or condition of being flabbergasted{{reference-book.