Such a person is called the commencement speaker, and is usually a well known figure either locally, nationally or internationally, depending on the size and prestige of the institution. The commencement speech, or commencement address, is not to be confused with the valedictory address, given by the valedictorian, an outstanding member of the graduating class.
A person who gives unwanted advice is usually called a kibitzer.
If the person is paid for the advice, she/he is a counselor or personal coach. If the person gives unsolicited advice and is not paid, she/he is called a nuisance.
Gives is a verb. It's the third person singular conjugation of give.
a martyr
The person who gives hearing test is called as an Audiologist. In Art of Hearing the audiologists are skilled at using a range of techniques and equipment to assess hearing health. Also provides free hearing check for adults.
An orator is a person who gives a speech
congressanale
One AnswerThere is only one person who can give you life and faith his name is God. Another AnswerA person who gives life is called a Parent. A person who gives faith is called a hero.
This is called the Inaugural Address, and historically has set the tone for the policies of the individual president.
This is called personification, or sometimes anthropomorphism.
The Valedictorian. I was the one in my high school class of '83.
This is called a prologue.
SONA (State Of the Nation Address)
Host
A person who feels danger and gives warning is typically called an "alarmer" or "alarms someone".
A person who gives unwanted advice is usually called a kibitzer.
A speech is typically one person delivering information or expressing thoughts to an audience in a structured and formal manner, while a conversation involves a two-way exchange of ideas and experiences between two or more people in a more informal setting. Speeches are often prepared in advance and delivered to a larger group, while conversations are more spontaneous and interactive.