inspector vs officer

inspector and officer both are nouns.

Word	Noun	Adjective	Verb	Adverb
inspector	Yes	No	No	No
officer	Yes	No	Yes	No

As nouns, officer is a hypernym of inspector; that is, officer is a word with a broader meaning than inspector:

Other hypernyms of inspector include police officer.

inspector (noun)	officer (noun)
an investigator who observes carefully	a member of a police force
a high ranking police officer	someone who is appointed or elected to an office and who holds a position of trust
	any person in the armed services who holds a position of authority or command
	a person authorized to serve in a position of authority on a vessel

inspector (verb)	officer (verb)
	direct or command as an officer