contumelious vs disrespectful

contumelious and disrespectful both are adjectives.

Word	Noun	Adjective	Verb	Adverb
contumelious	No	Yes	No	No
disrespectful	No	Yes	No	No

contumelious (adjective)	disrespectful (adjective)
arrogantly insolent	exhibiting lack of respect; rude and discourteous
	neither feeling nor showing respect