godan verb (-u), intransitive verb
be ready-made; be pre-made
Describes something that is made in advance, not custom-made. Often used for food, clothes, or products that are mass-produced or prepared beforehand.
弁当はすでに出来合っている。
The boxed lunches are already prepared.
godan verb (-u), intransitive verb
Rare, somewhat old-fashioned usage for people becoming close or intimate. Modern Japanese more often uses 親しくなる or 仲良くなる.
二人は旅の間に出来合った。
The two became intimate during the trip.