derision vs discourtesy

derision and discourtesy both are nouns.

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

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

derision: the act of deriding or treating with contempt
discourtesy: a lack of politeness; a failure to show regard for others; wounding the feelings of others

Other hypernyms of derision include offence, offense, offensive activity.

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

Other hypernyms of derision include disrespect.

derision (noun)	discourtesy (noun)
the act of deriding or treating with contempt	a lack of politeness; a failure to show regard for others; wounding the feelings of others
contemptuous laughter	a manner that is rude and insulting
	an expression of lack of respect