Shirabe
Irregular Intransitive
English jmdict
1
suru verb - special classintransitive verb to ripen;to mature
I'm afraid the time is not yet ripe for it.
2
suru verb - special classintransitive verb to be ready for action;to be the right time (to act)
3
suru verb - special classintransitive verb to be in common use;to come to sound natural
4
suru verb - special classintransitive verb to become skilled