confidential
A2CEFR level
10/100Rarity: common
TechnicalRegister
Meant to be kept private and not shared with others.
Everything you tell me today is confidential unless there is a serious risk to your safety.
Rarity runs from 0 (a word everyone knows) to 100 (almost never seen outside specialist or literary writing). Level is the word's real difficulty on the CEFR scale, from A1 to C2.
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