flabbergasted

As adjectives the difference between astonishing and flabbergasted

is that astonishing is causing astonishment in; causing to be astonished while flabbergasted is appalled, annoyed, exhausted or disgusted{{reference-book.

As verbs the difference between astonishing and flabbergasted

is that astonishing is while flabbergasted is (flabbergast).

As a noun astonishment

is amazement, great surprise.

As an adjective flabbergasted is

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

As a verb flabbergasted is

past tense of flabbergast.

As verbs the difference between flabbergasted and dumbfound

is that flabbergasted is past tense of flabbergast while dumbfound is to confuse and bewilder; to leave speechless.

As an adjective flabbergasted

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

As verbs the difference between stupefied and flabbergasted

is that stupefied is past tense of stupefy while flabbergasted is past tense of flabbergast.

As adjectives the difference between stupefied and flabbergasted

is that stupefied is experiencing stupefaction while flabbergasted is appalled, annoyed, exhausted or disgusted.{{reference-book.

As adjectives the difference between suprised and flabbergasted

is that suprised is while flabbergasted is appalled, annoyed, exhausted or disgusted{{reference-book.

As a verb flabbergasted is

(flabbergast).

As adjectives the difference between flabbergasted and dumbstruck

is that flabbergasted is appalled, annoyed, exhausted or disgusted.{{reference-book while dumbstruck is so shocked as to be unable to speak.

As a verb flabbergasted

is past tense of flabbergast.

As adjectives the difference between flabbergasted and puzzled

is that flabbergasted is appalled, annoyed, exhausted or disgusted{{reference-book while puzzled is confused or perplexed.

As verbs the difference between flabbergasted and puzzled

is that flabbergasted is (flabbergast) while puzzled is (puzzle).

As an adjective flabbergasted is

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

As a verb flabbergasted is

(flabbergast).

As adjectives the difference between flustered and flabbergasted

is that flustered is confused, befuddled, in a state of panic by having become overwrought with confusion while flabbergasted is appalled, annoyed, exhausted or disgusted.{{reference-book.

As verbs the difference between flustered and flabbergasted

is that flustered is past tense of fluster while flabbergasted is past tense of flabbergast.