embassy vs delegacy

embassy and delegacy both are nouns.

Word	Noun	Adjective	Verb	Adverb
embassy	Yes	No	No	No
delegacy	Yes	No	No	No

As nouns, delegacy is a hypernym of embassy; that is, delegacy is a word with a broader meaning than embassy:

Other hypernyms of embassy include commission, delegation, deputation, mission.

embassy (noun)	delegacy (noun)
a diplomatic building where ambassadors live or work	the appointment of a delegate
an ambassador and his entourage collectively	a group of representatives or delegates
	the state of serving as an official and authorized delegate or agent