scorn vs discourtesy

scorn and discourtesy both are nouns.

Word	Noun	Adjective	Verb	Adverb
scorn	Yes	No	Yes	No
discourtesy	Yes	No	No	No

As nouns, discourtesy is a hypernym of scorn; that is, discourtesy is a word with a broader meaning than scorn:

Other hypernyms of scorn include disrespect.

scorn (noun)	discourtesy (noun)
open disrespect for a person or thing	a lack of politeness; a failure to show regard for others; wounding the feelings of others
lack of respect accompanied by a feeling of intense dislike	a manner that is rude and insulting
	an expression of lack of respect

scorn (verb)	discourtesy (verb)
reject with contempt
look down on with disdain