Good
tinker - To attempt to repair or improve something in a casual way, often to no useful effect

Mitch tried to tinker with his computer before realizing that it was more broken that he had thought, and that he had to bring it to the computer store to have a professional repair it.
resounding - Referring to something that is striking, definite, or leaves a strong impression, such as a victory or success.

The season concluded with a resounding victory, with the team winning by a margin so large it left no doubt about their superiority.