1. confidential - Adjective
2. confidential - Adjective Satellite
Enjoying, or treated with, confidence; trusted in; trustworthy; as, a confidential servant or clerk.
Communicated in confidence; secret.
Source: Webster's dictionaryOf all those in the army close to the commander none is more intimate than the secret agent; of all rewards none more liberal than those given to secret agents; of all matters none is more confidential than those relating to secret operations. Sun Tzu
We need intelligence services to fight against terrorism, but they have to respect the principles of good relationships between allies and protect personal, confidential data. François Hollande
Caution is the confidential agent of selfishness. Woodrow Wilson
The office of the lawyer, however poorly filled, is too delicate, personal and confidential to be occupied by a corporation. Robert H. Jackson
The closer and more confidential our relationship with someone, the less we are entitled to ask about what we are not voluntarily told. Louis Kronenberger
If you can't get people to listen to you any other way, tell them it's confidential. Traditional Proverb