highly secret

Examples (10)

• The government project was highly secret to prevent leaks.
• She kept her travel plans highly secret from everyone.
• Only a few authorized personnel had access to the highly secret documents.
• The new invention remained highly secret until its official launch.
• They conducted highly secret negotiations for months.
• Such information is considered highly secret and must not be disclosed.
• The recipe for the famous dish is a highly secret family tradition.
• He was involved in a highly secret mission during the war.
• Despite its highly secret nature, rumors about the project began to spread.
• The company developed a highly secret new technology.