Here are examples of the word/phrase "servant" used in a sentence and paraphrased in a sentence...
He is a servant of the master.
He is a coadjutant of the master.
My servant is very obedient.
My auxiliary is very obedient.
She went from being a servant to a supervisor in a short period of time.
She went from being a coadjutant to a supervisor in a short period of time.
Other Examples...