rip·en 
/ˈraɪpən/ verb
rip·ens; rip·ened; rip·en·ing /ˈraɪpən/ verb 1 [no obj] : to become ripe and ready to eat
▪ The tomatoes finished ripening on the windowsill. 2 [+ obj] : to make (something) ripe
▪ You can ripen the fruit by placing it in a paper bag and storing it at room temperature for a few days.
▪ The tomatoes finished ripening on the windowsill.
▪ You can ripen the fruit by placing it in a paper bag and storing it at room temperature for a few days.
