compunction vs remorse

compunction and remorse both are nouns.

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

As nouns, compunction and remorse are synonyms defined as:

compunction and remorse: a feeling of deep regret (usually for some misdeed)

Other synonyms of compunction include self-reproach.

compunction (noun)	remorse (noun)
a feeling of deep regret (usually for some misdeed)	a feeling of deep regret (usually for some misdeed)