closed books
People we can't fathom
Closed books are subjects or people that remain inaccessible or incomprehensible.
If someone is a closed book to you, you can't understand their thoughts or motivations.
A topic can be a closed book if you know nothing about it: Quantum physics is a closed book to me.
The opposite of open books—people or subjects easily understood.
- secretsConcealed information
- state secretsProtected government information
- trade secretsProtected commercial knowledge
- mysteriesUnexplained phenomena or events
- sealedClosed to prevent entry
confidential · need to know · locked · privacy · classified · problems · withheld · kept quiet · ancient history · balance sheet · audit trail · financial statement · introvert · unopened · ledger · taciturn · enigma · matters
closed booksopen books
People easily understood
transparent · public records · open secrets · common knowledge · full disclosure
closed booksopen books
People easily understood
transparent · forthcoming · candid · readable · what you see is what you get
closed booksopen books
People easily understood
known quantities · second nature · bread and butter · comfort zones
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