The most common and most likely answer to this crossword clue is the 5 letter word WORDS
I've seen this crossword clue in The Daily Telegraph
W
O
R
D
S
Buddy explains!

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 WORDS mean?
WORDS noun- The smallest unit of language that has a particular meaning and can be expressed by itself; the smallest discrete, meaningful unit of language. (contrast morpheme.)
- Something like such a unit of language:
- The fact or act of speaking, as opposed to taking action. .
- Something that someone said; a comment, utterance; speech.
- A watchword or rallying cry, a verbal signal (even when consisting of multiple words).
- A proverb or motto.
- News; tidings (used without an article).
- An order; a request or instruction; an expression of will.
- A promise; an oath or guarantee.
- A brief discussion or conversation.
- (in the plural) See words.
- (sometimes Word) Communication from God; the message of the Christian gospel; the Bible, Scripture.
- (sometimes Word) Logos, Christ.
- To say or write (something) using particular words; to phrase (something).
- To flatter with words, to cajole.
- To ply or overpower with words.
- To conjure with a word.
- To speak, to use words; to converse, to discourse.
- Angry debate or conversation; argument.
- Lines in a script for a performance.
- Lyrics.