ripen
verbUK /ˈraɪpən/
US /ˈraɪpən/
To become ready to eat, like when a fruit turns soft and sweet.
The bananas will ripen in a few days if you leave them on the counter.
OTHER MEANINGS
2. To make something ready or fully developed over time.
The cheese is left to ripen in a cool cellar for several months.
3. To reach a state of full flavor or quality.
The wine needs time to ripen before it is bottled.
4. To become more mature or complete in a non-food sense.
Their friendship ripened into a lasting partnership.