self-reproach vs remorse

self-reproach and remorse both are nouns.

Word	Noun	Adjective	Verb	Adverb
self-reproach	Yes	No	No	No
remorse	Yes	No	No	No

As nouns, self-reproach and remorse are synonyms defined as:

self-reproach and remorse: a feeling of deep regret (usually for some misdeed)

Other synonyms of self-reproach include compunction.

self-reproach (noun)	remorse (noun)
the act of blaming yourself	a feeling of deep regret (usually for some misdeed)
a feeling of deep regret (usually for some misdeed)