Difference between Postmaster General and Valedictory

POSTMASTER GENERAL vs VALEDICTORY: NOUN

A farewell or parting address.
A speech given by a valedictorian at a graduation or commencement ceremony.
A valedictory oration or address spoken at commencement in American colleges or seminaries by one of the graduating class, usually by the leading scholar.
Pl. valedictories (-riz). A farewell oration or address (sometimes in Latin), spoken at graduation in American colleges and other institutions by one of the graduating class, usually by the one who has the highest rank. Compare valedictorian.
A closing or farewell statement or address, especially one delivered at graduation exercises.
A farewell oration delivered by the most outstanding member of a graduating class

Bidding farewell; pertaining or relating to a leave-taking or bidding adieu; farewell: as, a valedictory speech.

Airmail, Stamps, Air marshal, Equerry, Postie, Demitting, Postman, Philatelist, Postmistress, Adjutant general, Adjutant, Viceroy, Consul general, Postal, Postmaster

Peroration, Eulogy, Panegyric, Convocation, Swan song, Salutatory, Felicitation, Oration, Apopemptic, Funeral, Last, Exaugural, Valediction, Valedictory address, Farewell

Telegrams, Governor general, Airmail, Stamps, Air marshal, Postie, Postman, Philatelist, Postmistress, Adjutant general, Adjutant, Viceroy, Consul general, Postal, Postmaster

Peroration, Eulogy, Panegyric, Convocation, Swan song, Salutatory, Felicitation, Oration, Apopemptic, Funeral, Last, Exaugural, Valediction, Valedictory address, Farewell

Lead fundraiser for Charlotte RNC named postmaster general.
Postmaster General Smith Speaks of the Keystone State.
Letter to Hubert Works, Postmaster General from Chas.
Deputy Postmaster General, usually relating to personnel matters.
The Chief Postal Inspector shall report to, and be under the general supervision of, the Postmaster General.
Offices of First, Second, Third, and Fourth Assistant Postmasters General abolished and Deputy Postmaster General and four Assistant Postmasters General established by Reorg.
Jefferson consulted Postmaster General Gideon Granger of Connecticut and Attorney General Levi Lincoln of Massachusetts while drafting the letter.
Postal Service: The General Accounting Office and the Postmaster General.
Smith, Secretary of State William Seward, Postmaster General Montgomery Blair, and Attorney General Edward Bates.
The postmaster general and the deputy postmaster general are also voting members of the Board of Governors.

Superior General and Councillor for Social Work and valedictory message was delivered by Very Rev.
Note that the Valedictory dinner according to the report is strictly by invitation.
King graduates from Crozer with a bachelor of divinity degree, delivering the valedictory address at commencement.
There seems to be something at once tender, victorious, and valedictory in this gesture.
Mr Assistant Speaker Robertson, because you will make your valedictory next week.
Several students with unblemished records shared the valedictory title every year.
Dy Director, Students Services were present in the valedictory session.
Because of that, a valedictory speech often has two parts.
She graduated with valedictory honors at the Marietta Female Seminary.
Matric Party at Karl's after Valedictory (I think).