The most common and most likely answer to this crossword clue is the 7 letter word TRUISMS
I've seen this crossword clue in The Guardian
T
R
U
I
S
M
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 TRUISMS mean?
TRUISMS noun- A self-evident or obvious truth.
- A banality or cliché.