seasonedbelief

noun
UK /ˈsiːzənd bɪˈliːf/
US /ˈsiːzənd bɪˈlif/

A belief that has grown strong because you have had it for a long time.

Her seasoned belief that kindness matters helped her make friends wherever she went.


OTHER MEANINGS

2. A belief made more interesting or powerful by added experience.

His seasoned belief in teamwork made the whole club work better.

3. An idea someone has trusted for many years.

Grandpa's seasoned belief that hard work pays off guided his whole life.

4. A belief that has been tested by time and still feels true.

The seasoned belief that practice helps you improve kept her playing piano.