Credential vs Ext - What's the difference?

As nouns the difference between credential and ext

is that credential is documentary evidence that a person has certain status or privileges while ext is exterior.

is of, pertaining to or entitling to credit or authority.

is to furnish with.

(en adjective)

of, pertaining to or entitling to credit or authority

* Camden

their credential letters on both sides

(wikipedia credential) (en noun)

documentary evidence that a person has certain status or privileges

to furnish with

* {{quote-book, 1997, Paul Thomas Hill et al., Reinventing Public Education citation

, passage=School superintendents, principals, and teachers are currently credentialed only by the state.}}

* {{quote-news, year=2009, date=March 7, author=By Patrick Walters, title=Rudd orders worldwide push for UN seat, work=Herald Sun citation

, passage=The newly credentialled ambassador to the Holy See is already in the PM's good books.}}