Ranked by relevance and common usage.
Keep "flabbergastation" when the sentence already sounds natural, when a synonym would add unintended emphasis, or when readers need the most familiar wording. A synonym should clarify or sharpen the message, not simply make the sentence look more varied.
If two options seem close, choose the one that best matches the audience and purpose of the sentence.
Choose a synonym only if it keeps the core idea of "flabbergastation" intact in the sentence you are editing.
Check whether the replacement sounds more formal, casual, emotional, technical, or forceful than the original word.
Read the full sentence after the swap. Keep the synonym only when the sentence becomes clearer or more precise.
Review note: Synonym lists are ranked with lexical data and reviewed for practical writing value. Use the comparison notes, sentence evidence, and source labels together; a high-ranking synonym can still be wrong when the audience, register, or grammar changes.
After choosing a replacement for "flabbergastation", read the sentence once for meaning and once for rhythm. The best synonym should feel natural in the full sentence, not only accurate in a word list.
If the synonym makes the sentence slower, vaguer, or more dramatic than intended, keep "flabbergastation" or choose a simpler alternative from the closest-match group.
5 total sentences available.
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.
Source: wiktionary
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.
Source: wiktionary
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...
Source: wiktionary
Winchester .22 Automatic which we saw demonstrated (to our utter flabbergastation) in a local hardware store by a visiting Winchester representative.
Source: wiktionary
Showing 4 of 5 available sentences.
Closest matches include confusion, surprise.
Compare the replacement against real sentence context. This entry includes sample sentences so you can check tone, grammar, and meaning before swapping words.