熟す

じゅくす, こなすjukusu

godan verb · su verb - precursor to the modern suru · intransitive · transitive

1. to ripen
2. to mature
3. to be ready for action
4. to be the right time (to act)
5. to be in common use
6. to come to sound natural
7. to become skilled
8. to digest

Study it in Yanamino