Test your knowledge - and maybe learn something along the way.
TAKE THE QUIZheaven knows
idiom
informal
—used to stress that something is not known
"How long will the meeting last?" "Heaven (only) knows."
Love words? Need even more definitions?
Merriam-Webster unabridged
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- The business’s new computer system proved not to be a panacea.


Can you make 12 words with 7 letters?
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