bible - greek - oiketēs

οἰκέτης oiketēs: one who lives in the same house as another, spoken of all who are under the authority of one and the same householder; a servant, a domestic Strong's Number G3610

Luk 16:13: "No servant can serve two masters; for either he will hate the one and love the other, or else he will be devoted to one and despise the other. You cannot serve God and wealth."
Act 10:7: When the angel who was speaking to him had left, he summoned two of his servants and a devout soldier of those who were his personal attendants,
Rom 14:4: Who are you to judge the servant of another? To his own master he stands or falls; and he will stand, for the Lord is able to make him stand.
1Peter 2:18: Servants, be submissive to your masters with all respect, not only to those who are good and gentle, but also to those who are unreasonable.