help

noun

1.
the activity of contributing to the fulfillment of a need or furtherance of an effort or purpose
aid assist assistance
Derived from:
help
2.
a person who contributes to the fulfillment of a need or furtherance of an effort or purpose
filstend assistant helper supporter
Derived from:
help
3.
a person or thing that is a resource that helps make something easier or possible to do
aid assistance
Derived from:
help
4.
a means of serving
avail service