a blinding flash
an idea or answer that suddenly becomes obvious:
The answer came to her in a blinding flash.
Thesaurus: synonyms and related words
Surprising and shocking
- a bolt from/out of the blue idiom
- amaze
- amazing
- astonish
- astonishing
- bolt
- breath
- earth-shattering
- expectation
- eye-opener
- faze
- flabbergast
- revelation
- staggering
- startle
- startling
- sting
- stunning
- stupefy
- thunderbolt
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