verb
proclaim
pruh-KLAYM/prəˈkleɪm/
To announce something publicly or emphatically.
The official proclaims the result while presenting the winner's cup.

Etymology
The pieces evoke calling something out for others to hear. Public announcement, especially by a herald or crier, connects that vocal act with making something officially known.
In context
so it's my great pleasure to proclaim the Board of Supervisors artist of the year
More examples
- She proudly proclaims that her team is the best.
- The winners were proclaimed at the end of the ceremony.
- A banner proclaims the store's grand opening.
Forms
proclaim · proclaims · proclaimed · proclaiming
proclamation noun — A public or official announcement of something.