To feel delighted, glad, or pleased (intransitive).
彼女は小さなプレゼントを見て喜んだ。
She was delighted to see the small present.
子どもたちは夏休みの知らせに喜んでいる。
The children are happy about the news of summer vacation.
両親は合格の報告を聞いて喜んだ。
The parents were pleased to hear the news of the acceptance.
To congratulate or rejoice over someone else's good news; to be glad about someone's success.
部長は部下の昇進を喜び、花を贈った。
The manager congratulated his subordinate on the promotion and gave flowers.
友人の結婚を心から喜んだ。
He sincerely rejoiced at his friend's marriage.
To welcome or be receptive to a proposal, advice, etc.; to take something kindly.
経営陣はその革新的な提案を喜んで採用した。
Management gladly adopted the innovative proposal.
彼らは私の意見を喜んで受け入れてくれた。
They were happy to accept my suggestion.
Used in expressions meaning to do something gladly or with pleasure (as in 'be happy to do ~').
彼は喜んで手伝ってくれた。
He gladly helped.
私は喜んでその仕事を引き受けます。
I will gladly take on that job.
彼女は喜んで招待を受けた。
She gladly accepted the invitation.