gob vs officer

gob and officer both are nouns.

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

As nouns, officer is a hyponym of gob; that is, officer is a word with a more specific, narrower meaning than gob:

gob: a man who serves as a sailor
officer: a person authorized to serve in a position of authority on a vessel

gob (noun)	officer (noun)
informal terms for the mouth	a member of a police force
a lump of slimy stuff	someone who is appointed or elected to an office and who holds a position of trust
a man who serves as a sailor	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

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