Find Antonyms

flabbergast Antonyms

Opposite of flabbergast

Pinning down the opposite of flabbergast requires matching its exact sense, so the antonyms and opposite words below are paired with a clear verb definition and ranked by contrast strength.
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• verb (Context 1)

To surprise or astonish someone greatly, leaving them utterly speechless or overwhelmed.

Usage Example

"The sudden announcement of the company's merger continued to underwhelm even the most seasoned industry analysts."

Strong
underwhelm
bore

Similar words to flabbergast

Words similar to flabbergast shift depending on context. Common synonyms include:

astonish
astound
dumbfound
stun
stagger
stupefy
amaze
floor
See all synonyms of flabbergast

Cite this Entry


Wordmom. (2026). Antonyms for Flabbergast. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/flabbergast
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