diplomat vs official

diplomat and official both are nouns.

Word	Noun	Adjective	Verb	Adverb
diplomat	Yes	No	No	No
official	Yes	Yes	No	No

As nouns, official is a hypernym of diplomat; that is, official is a word with a broader meaning than diplomat:

Other hypernyms of diplomat include functionary.

diplomat (noun)	official (noun)
an official engaged in international negotiations	someone who administers the rules of a game or sport
a person who deals tactfully with others	a worker who holds or is invested with an office

diplomat (adjective)	official (adjective)
	having official authority or sanction
	of or relating to an office
	verified officially
	(of a church) given official status as a national or state institution
	conforming to set usage, procedure, or discipline