Doowinkling 

When someone specific leaves without saying anything to goof around and do rambunctious things.

Jadyn left because he is doowinkling around.

Doowinkling by MrShaft October 5, 2023

Doonkling

To spend time working on CAD, or building or repairing a small electronic or mechanical device, roughly the size of a small RC car to a phone or laptop.

Stop dinkling my doonkling time.

Doonkling by SunriseSC April 20, 2026