On the QT and Sub rosa

On the QT adverb - In secrecy; not openly.

Sub rosa and on the QT are semantically related. in clandestine topic. In some cases you can use "Sub rosa" instead an adverb phrase "On the QT", when it comes to topics like in hidden manner.

Sub rosa adverb - In secret or covertly.

On the QT and sub rosa are semantically related. You can use "On the QT" instead the phrase "Sub rosa" as an adverb or an adjective.