noun
aide
AYD/eɪd/
A person who helps others with their work or daily needs.
The aide hands a folder to the official before her speech.

Etymology
Aide is the “assistant” in aide-de-camp, literally “camp assistant.” The shortened title originally named an officer who received and communicated a general’s orders; today it can name someone assisting an official or another person.
In context
An aide drags him free and helps him onto another mount.