同義詞
1. not known or seen or not meant to be known or seen by others
- confidential
- , strictly confidential
- , top secret
- , classified
- , restricted
- , unrevealed
- , undisclosed
- , unpublished
- , untold
- , unknown
- , uncommunicated
- , behind someone's back
- , under wraps
- , unofficial
- , off the record
- , not for publication/circulation
- , not to be made public
- , not to be disclosed
- , sub rosa
- , hush-hush
- , mum
- , hidden
- , concealed
- , camouflaged
- , disguised
- , unnoticeable
- , invisible
- , inconspicuous
- , clandestine
- , covert
- , undercover
- , underground
- , shrouded
- , conspiratorial
- , surreptitious
- , stealthy
- , cloak-and-dagger
- , hole-and-corner
- , closet
- , sneaky
- , sly
- , underhand
- , shifty
- , furtive
- , black
- , cryptic
- , encoded
- , coded
- , enciphered
- , mysterious
- , abstruse
- , recondite
- , arcane
- , esoteric
- , cabbalistic
- , secluded
- , private
- , sheltered
- , undisturbed
- , unfrequented
- , solitary
- , lonely
- , sequestered
- , out of the way
- , remote
- , isolated
- , off the beaten track
- , tucked away
- , cut-off
2. not meant to be known as such by others
- clandestine
- , covert
- , undercover
- , underground
- , hidden
- , shrouded
- , conspiratorial
- , surreptitious
- , stealthy
- , cloak-and-dagger
- , hole-and-corner
- , closet
- , sneaky
- , sly
- , underhand
- , shifty
- , furtive
- , black
- , hush-hush
3. fond of or good at keeping things about oneself unknown
- uncommunicative
- , secretive
- , unforthcoming
- , reticent
- , taciturn
- , silent
- , non-communicative
- , quiet
- , tight-lipped
- , close-mouthed
- , close
- , playing one's cards close to one's chest
- , clamlike
- , reserved
- , introvert
- , introverted
- , self-contained
- , discreet
4. something that is kept or meant to be kept unknown or unseen by others
5. something that is not properly understood; a mystery
6. a valid but not commonly known or recognized method of achieving or maintaining something
反義詞
「1. not known or seen or not meant to be known or seen by others」的反義字
「2. not meant to be known as such by others」的反義字
「3. fond of or good at keeping things about oneself unknown」的反義字
「4. something that is kept or meant to be kept unknown or unseen by others」的反義字
「5. something that is not properly understood; a mystery」的反義字