flabbergast

[ flab-er-gast ]

verb (used with object)

1. to overcome with surprise and bewilderment; astound.

   Synonyms: mystify, confuse, perplex, confound, nonplus, stagger, astonish, amaze

flabbergast

/ ˈflæbəˌɡɑːst /

verb

1. informal.
   to overcome with astonishment; amaze utterly; astound

Other Words From

• flabber·gaster noun

Word History and Origins

Origin of flabbergast¹

1765–75; variant of flabagast (perhaps flabb(y) + aghast )

Word History and Origins

Origin of flabbergast¹

C18: of uncertain origin

Example Sentences

So Stabolito said he was “flabbergasted” to learn that the U.S.

From Los Angeles Times

Its conclusion that former presidents enjoy presumptive immunity from criminal prosecution for official acts committed during their presidency is flabbergasting.

From Salon

Across the country, many queer people find such beliefs flabbergasting — if not repugnant.

From Los Angeles Times

The implication was clear: The doctor was flabbergasted to discover that Mr. Trump knew so little about the purpose of vaccines.

From New York Times

“I’m actually flabbergasted that somebody has a term called ‘deaths of despair,’” Fields said.

From Los Angeles Times

Related Words

• amaze
• astonish
• astound
• daze
• disconcert
• dumbfound
• nonplus
• stun