burgrave vs Lord

burgrave and Lord both are nouns.

Word	Noun	Adjective	Verb	Adverb
burgrave	Yes	No	No	No
Lord	Yes	No	No	No

As nouns, Lord is a hypernym of burgrave; that is, Lord is a word with a broader meaning than burgrave:

burgrave: a nobleman ruling a German castle and surrounding grounds by hereditary right
Lord: a titled peer of the realm

Other hypernyms of burgrave include noble, nobleman.

burgrave (noun)	Lord (noun)
the military governor of a German town in the 12th and 13th centuries	a titled peer of the realm
a nobleman ruling a German castle and surrounding grounds by hereditary right	terms referring to the Judeo-Christian God