Sub-rosa and Two-timing

Sub-rosa adjective - Designed and carried out secretly or confidentially.

Two-timing and sub-rosa are semantically related. in deceitful topic. In some cases you can use "Two-timing" instead an adjective phrase "Sub-rosa", when it comes to topics like underhand.

Two-timing adjective - Relating to or being a sexual encounter or relationship between a married person and someone other than their spouse.

Sub-rosa and two-timing are semantically related. Sometimes you can use "Sub-rosa" instead an adjective phrase "Two-timing".