deed vs official document

deed and official document both are nouns.

Word	Noun	Adjective	Verb	Adverb
deed	Yes	No	No	No
official document	Yes	No	No	No

As nouns, official document is a hypernym of deed; that is, official document is a word with a broader meaning than deed:

deed: a legal document signed and sealed and delivered to effect a transfer of property and to show the legal right to possess it
official document: (law) a document that states some contractual relationship or grants some right

Other hypernyms of deed include instrument, legal document, legal instrument.

deed (noun)	official document (noun)
something that people do or cause to happen	(law) a document that states some contractual relationship or grants some right
a legal document signed and sealed and delivered to effect a transfer of property and to show the legal right to possess it