retinue
https://gyazo.com/fb540079b020d21fe7bd2bef04b83fe5
source: By Revolus - Image:Martinus opifex 001.jpg (PD), Public Domain
noun
a group of advisers, assistants, or others accompanying an important person:
〖集合的に; 単複両扱い〗(王侯・貴族などの)従者, 随行[随員](団)
e.g. the rock star's retinue of security guards and personal cooks.
ORIGIN
late Middle English: from Old French retenue, feminine past participle (used as a noun) of retenir ‘keep back, retain’.