dispensation vs permission

dispensation and permission both are nouns.

Word	Noun	Adjective	Verb	Adverb
dispensation	Yes	No	No	No
permission	Yes	No	No	No

As nouns, permission is a hypernym of dispensation; that is, permission is a word with a broader meaning than dispensation:

Other hypernyms of dispensation include license, permit.

dispensation (noun)	permission (noun)
the act of dispensing (giving out in portions)	the act of giving a formal (usually written) authorization
an exemption from some rule or obligation	approval to do something
a share that has been dispensed or distributed