側近

プログレッシブ和英中辞典(第4版)

そっきん【側近】

〔従者〕attendants；〔一団の補佐役〕one's staff；〔顧問〕aides

陛下の側近を長く務めた
He attended [served as an attendant to] the Emperor for many years.

首相はいつも側近に取り巻かれていた
The prime minister was always surrounded by members of his staff.

側近と相談する
consult one's aides

大統領の側近筋によれば
according to sources close to the President

出典　小学館「プログレッシブ和英中辞典(第4版)」