1Care, looking after, or assistance given to a person, animal, or task; to take care of or help someone.
祖母は毎日、庭の花の世話をしている。
My grandmother takes care of the garden flowers every day.
子どもの世話をしながら仕事をするのは大変だ。
It's hard to work while looking after children.
引っ越しのときは友達に世話になった。
My friends helped me a lot with the move.
ペットの世話を怠ると健康を損なう。
Neglecting to care for a pet will harm its health.
2Trouble or bother (the inconvenience caused to someone); often used in phrases like 'none of your business' (余計なお世話).
そんなことを言われると、余計なお世話だと思う。
When you say that, I think it's none of your business.
迷惑をかけてしまい、世話になってすみません。
I'm sorry for causing trouble and for the help you've given me.
子どものことで親に世話をかけている。
I'm troubling my parents because of the kids.
3Good offices; acting on someone's behalf to recommend, introduce, or arrange something (e.g., helping find a job or making an introduction).
先輩の世話であの会社に入社できた。
Thanks to a senior's help/introduction, I was able to join that company.
大学の進路相談で先生に就職の世話をしてもらった。
A teacher helped me arrange job opportunities at the university career counseling.
彼は地区の行事の世話役を務めている。
He serves as the organizer (person in charge) for local events.
4Everyday affairs or routine matters; handling daily tasks or affairs of life (used for routine, day-to-day dealings).
家事の世話は毎日の積み重ねだ。
Household chores are a matter of daily routine.
その言い回しは世話に砕けた表現で、正式な文章には向かない。
That phrasing is a casual, everyday expression and isn't suited to formal writing.
店の世話を頼める人がいないと困る。
It would be a problem if there's no one to look after the shop's daily affairs.
5Abbreviation referring to 'sewamono'—a genre of Edo-period drama about contemporary life (specialized, historical term).
古典劇の研究で、世話（世話物）の特徴を調べた。
In my classical theater research I examined the characteristics of sewamono.