Insidious and Sub-rosa

Insidious adjective - Working or spreading in a hidden and usually injurious way.

Sub-rosa and insidious are semantically related In some cases you can use "Sub-rosa" instead an adjective "Insidious".

Nearby Word: insidiously

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

Insidious and sub-rosa are semantically related in sneaky topic. Sometimes you can use "Insidious" instead an adjective phrase "Sub-rosa", if it concerns topics such as deceitful, underhand.