generalissimo vs commander

generalissimo and commander both are nouns.

Word	Noun	Adjective	Verb	Adverb
generalissimo	Yes	No	No	No
commander	Yes	No	No	No

As nouns, commander is a hypernym of generalissimo; that is, commander is a word with a broader meaning than generalissimo:

Other hypernyms of generalissimo include commandant, commanding officer.

generalissimo (noun)	commander (noun)
the officer who holds the supreme command	an officer in command of a military unit
	a commissioned naval officer who ranks above a lieutenant commander and below a captain
	an officer in the airforce
	someone in an official position of authority who can command or control others