help vs assist

help and assist both are nouns.

Word	Noun	Adjective	Verb	Adverb
help	Yes	No	Yes	No
assist	Yes	No	Yes	No

As nouns, help and assist are synonyms defined as:

help and assist: the activity of contributing to the fulfillment of a need or furtherance of an effort or purpose

Other synonyms of help include aid, assistance.

As verbs, help and assist are synonyms defined as:

Other synonyms of help include aid.

As verbs, assist is a hyponym of help; that is, assist is a word with a more specific, narrower meaning than help:

help (noun)	assist (noun)
the activity of contributing to the fulfillment of a need or furtherance of an effort or purpose	(sports) the act of enabling another player to make a good play
a person or thing that is a resource that helps make something easier or possible to do	the activity of contributing to the fulfillment of a need or furtherance of an effort or purpose
a means of serving
a person who contributes to the fulfillment of a need or furtherance of an effort or purpose

help (verb)	assist (verb)
improve the condition of	act as an assistant in a subordinate or supportive function
improve; change for the better	work for, or be a servant to
help to some food; help with food or drink	give help or assistance; be of service
take or use
give help or assistance; be of service
contribute to the furtherance of
be of use
abstain from doing; always used with a negative