edict vs proclamation

edict and proclamation both are nouns.

Word	Noun	Adjective	Verb	Adverb
edict	Yes	No	No	No
proclamation	Yes	No	No	No

As nouns, proclamation is a hypernym of edict; that is, proclamation is a word with a broader meaning than edict:

Other hypernyms of edict include announcement, annunciation, declaration.

edict (noun)	proclamation (noun)
a legally binding command or decision entered on the court record (as if issued by a court or judge)	the formal act of proclaiming; giving public notice
a formal or authoritative proclamation	a formal public statement