appointment vs delegacy

appointment and delegacy both are nouns.

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

As nouns, delegacy is a hyponym of appointment; that is, delegacy is a word with a more specific, narrower meaning than appointment:

Other hyponyms of appointment include nomination, co-optation, co-option, ordinance, ordination, recognition.

appointment (noun)	delegacy (noun)
the act of putting a person into a non-elective position	the appointment of a delegate
the job to which you are (or hope to be) appointed	a group of representatives or delegates
(law) the act of disposing of property by virtue of the power of appointment	the state of serving as an official and authorized delegate or agent
(usually in the plural) furnishings and equipment (especially for a ship or hotel)
a meeting arranged in advance
a person who is appointed to a job or position