Adjective
sober - Serious and thoughtful in mood or behavior, not playful or exaggerated; or not under the influence of alcohol or drugs; clear-minded.

It was a year since he gave up drinking and had decided to remain sober all the time, and it took strength to just walk past the bar.
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.