The most common and most likely answer to this crossword clue is the 6 letter word SPEECH
I've seen this crossword clue in Financial Times
S
P
E
E
C
H
More clues leading to the result SPEECH
- Go to crack school parole as before
- PM briefly appearing in school to give talk
- Address of son — super chap, it’s said
- Understand about power presented by church sermon?
- School tackling sport and English language
- . Watch priest during church sermon
- Go during school lecture
- Go into school for talk
- Sons go before church sermon
- Number 1 in School Close is missing address
Buddy explains!

The straight part
We know that "address" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case address = speech.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does SPEECH mean?
SPEECH noun- The faculty of uttering articulate sounds or words; the ability to speak or to use vocalizations to communicate.
- A session of speaking, especially a long oral message given publicly by one person.
- A style of speaking.
- (grammar) Speech reported in writing; see direct speech, reported speech
- A dialect or language.
- Talk; mention; rumour.
- To make a speech; to harangue.