The phrase "a time-proven" is correct and usable in written English.
It can be used to describe something that has been tested and shown to be effective over a long period of time.
Example: "This method is a time-proven approach to improving productivity in the workplace."
Alternatives: "well-established" or "time-tested".
As we have seen with NCLB and countless other examples, a time-proven strategy for driving down quality is to push for commonality.
Gold is great for the talk shows and cheesy commercials, but it's a time-proven terrible alternative.
There is a time-proven causal relationship between ceasing to compete in a given market and revenues declining.
Reflections on life lessons learned from a long and successful career in investment management include a time-proven process for making choices and achieving goals.
Demonstrations of it from young entrepreneurs is a time-proven financial asset demonstrated by a long parade of young leaders who have made investors hundreds of billions of dollars over the years.
Chamomile tea (two to three cups): Chamomile is a time-proven, effective, calming herb that can be safely used by children and adults alike.
"Reading proficiency is a time proven, research-based predictor of both success in school and achievement in college and career.
It has also offered a summer Mozart festival under its newly departed music director, Zdenek Macal, which for a time proved a fine tool for audience development.
I'm excited to see places like The Holistic Sanctuary forging new ground and saving GenZ-ers and others, one soul at a time, proving that addiction can be reversed simply by aligning our minds, bodies and souls.
A time proven folk remedy is giving the calf a shot of bourbon such as Cabin Still, followed up with a raw egg.
Cavanaugh may have a hard time proving a direct correlation between new uniforms and a team's on-court success.
