bodyguard vs detachment

bodyguard and detachment both are nouns.

Word	Noun	Adjective	Verb	Adverb
bodyguard	Yes	No	No	No
detachment	Yes	No	No	No

As nouns, detachment is a hypernym of bodyguard; that is, detachment is a word with a broader meaning than bodyguard:

Other hypernyms of bodyguard include guard.

bodyguard (noun)	detachment (noun)
a group of men who escort and protect some important person	the act of releasing from an attachment or connection
someone who escorts and protects a prominent person	coming apart
	avoiding emotional involvement
	a small unit of troops of special composition
	the state of being isolated or detached