Intact and Unmarred

Intact adjective - Not lacking any part or member that properly belongs to it.

Unmarred is a synonym for intact in whole topic. In some cases you can use "Unmarred" instead an adjective "Intact", when it comes to topics like thrive, undamaged.

Unmarred adjective - Free from physical or moral spots or stains.

Intact is a synonym for unmarred in good topic. You can use "Intact" instead an adjective "Unmarred", if it concerns topics such as thrive.