flabbergasted[adjective]Synonyms: astonished, amazed, astounded, dumbfounded, lost for words, overwhelmed, speechless, staggered, stunned
[TahlilGaran] English Synonym Dictionary ▲
flab‧ber‧gas‧ted /ˈflæbəɡɑːstəd, ˈflæbəɡɑːstɪd $ -bərɡæs-/
adjective informal[
Date: 1700-1800;
Origin: Perhaps from flabby + aghast (= shocked)]
extremely surprised or shocked:
When I heard how much money we’d made, I was flabbergasted. [TahlilGaran] Dictionary of Contemporary English ▲