Compare flabbergasted with other words:
amazed vs. flabbergasted
dazed vs. flabbergasted
flabbergasted vs. surprised
flabbergastation vs. flabbergasted
appalled vs. flabbergasted
astonished vs. flabbergasted
astounded vs. flabbergasted
dumfounded vs. flabbergasted
disgusted vs. flabbergasted
exhausted vs. flabbergasted
annoyed vs. flabbergasted