Ever heard one of these?

allocution (al·lo·cu·tion): / al uh KYOO shuhn /
noun

(1) a formal address or speech, especially one that is authoritative or hortatory (formal)

[From Latin stem allocution- from Latin allocutio meaning “to speak to, address,” from Latin loqui meaning “to speak.”]

Usage: During the murderer’s allocution before sentencing, he pleaded with both the judge and jury to be lenient in deference to his violent upbringing.