yeomanry vs home guard

yeomanry and home guard both are nouns.

Word	Noun	Adjective	Verb	Adverb
yeomanry	Yes	No	No	No
home guard	Yes	No	No	No

As nouns, home guard is a hypernym of yeomanry; that is, home guard is a word with a broader meaning than yeomanry:

yeomanry: a British volunteer cavalry force organized in 1761 for home defense later incorporated into the Territorial Army
home guard: a volunteer unit formed to defend the homeland while the regular army is fighting elsewhere

yeomanry (noun)	home guard (noun)
class of small freeholders who cultivated their own land	a volunteer unit formed to defend the homeland while the regular army is fighting elsewhere
a British volunteer cavalry force organized in 1761 for home defense later incorporated into the Territorial Army