different between flabbergastation vs flabbergaster

English

Etymology

flabbergast +? -ation

Noun

flabbergastation (uncountable)

1. (colloquial) Bewildered shock or surprise; the state or condition of being flabbergasted.
   • 1856. Punch, Vol. 31. The Punch Office. page 240.

     We scarcely remember to have ever seen any respectable party in a greater state of flabbergastation than the writer of some observations in Mb. Cobden's Russo-Manchesterian organ, the Morning Star, of Thursday, December the fourth.

   • 1832-1837. Honoré de Balzac. Droll Stories: Volume 2. Kessinger Publishing. page 65

     Upon a sign, she takes ahold of two cords of black silk, to which were attached loops, through which she passes her arms, and in the twinkling of an eye is translated by two pulleys from her bed through the ceiling into the room above, and the trap closing as it has opened, left the old duenna in a state of great flabbergastation, when, turning her head, she neither saw robe nor woman, and perceived that the women had been robbed.

   • 1918. Shaw Desmond. The Soul of Denmark. C. Scribner's Sons. page 96.

     I can recall my flabbergastation when in the house of a Jutlander of the middle class I heard him holding fluent converse with his children in some heathen dialect...

   • 1944. Field and Stream: Volume 49. CBS Publications. page 90.

     Winchester .22 Automatic which we saw demonstrated (to our utter flabbergastation) in a local hardware store by a visiting Winchester representative.

   • 1998. Newcomer's Guide to the Afterlife: On the Other Side Known Commonly as "The Little Book". Daniel Quinn, Tom Whalen. Random House Digital.

     Ignoring the other's utter flabbergastation, Matthews turned and graciously introduced him to me.

2. (archaic, colloquial, humorous) The act of confounding or bewildering.

References

English

Etymology

flabbergast +? -er

Noun

flabbergaster (plural flabbergasters)

1. A person, thing, fact or event that is flabbergasting, or that causes extreme shock.
   • 1917, Edward Livermore Burlingame, Robert Bridges, Alfred Dashiell, Scribner's Magazine (volume 61, page 143)

     Nothing on earth so delights the Mexican heart as a real flabbergaster of a funeral.

   • 2005, Jonathan Carroll, Outside the Dog Museum (Macmillan, page 197)

     This first flabbergaster was that the new Sultan had decided he wanted at least a third of the construction crew to be made up of Saruvian workers, even though the museum would be built in Austria.

2. A state of surprise or fear.

Verb

flabbergaster (third-person singular simple present flabbergasters, present participle flabbergastering, simple past and past participle flabbergastered)

1. (archaic) To perplex or amaze; to shock or frighten
   • 1888, Robert Smith Surtees, Hillingdon Hall, or, The cockney squire: a tale of country life (John C. Nimmo, page 155)

     But I've got an invention in my 'ead — at all events, the notion of an invention, that I ventures to say will work wonders in the terrestrial globe — flabbergaster the world!

References