Nouns

(n)aid, assist, assistance, helpthe activity of contributing to the fulfillment of a need or furtherance of an effort or purpose“he gave me an assist with the housework”, “could not walk without assistance”, “rescue party went to their aid”, “offered his help in unloading”
(n)assistant, helper, help, supportera person who contributes to the fulfillment of a need or furtherance of an effort or purpose“my invaluable assistant”, “they hired additional help to finish the work”
(n)aid, assistance, helpa person or thing that is a resource that helps make something easier or possible to do“visual aids in teaching”, “his job was to give technical assistance over the phone”
(n)avail, help, servicea means of serving“of no avail”, “there's no help for it”

Verbs

(v)help, assist, aidgive help or assistance; be of service“Everyone helped out during the earthquake”, “Can you help me carry this table?”, “She never helps around the house”
(v)help, aidimprove the condition of“These pills will help the patient”
(v)help, facilitatebe of use“This will help to prevent accidents”
(v)help oneself, helpabstain from doing; always used with a negative“I can't help myself — I have to smoke”, “She could not help watching the sad spectacle”
(v)serve, helphelp to some food; help with food or drink“I served him three times, and after that he helped himself”
(v)helpcontribute to the furtherance of“This money will help the development of literacy in developing countries”
(v)avail, helptake or use“She helped herself to some of the office supplies”
(v)helpimprove; change for the better“New slipcovers will help the old living room furniture”