remorse vs sorrow

remorse and sorrow both are nouns.

Word	Noun	Adjective	Verb	Adverb
remorse	Yes	No	No	No
sorrow	Yes	No	Yes	No

As nouns, sorrow is a hypernym of remorse; that is, sorrow is a word with a broader meaning than remorse:

Other hypernyms of remorse include regret, rue, ruefulness.

remorse (noun)	sorrow (noun)
a feeling of deep regret (usually for some misdeed)	something that causes great unhappiness
	an emotion of great sadness associated with loss or bereavement
	sadness associated with some wrong done or some disappointment
	the state of being sad

remorse (verb)	sorrow (verb)
	feel grief