The most common and most likely answer to this crossword clue is the 6 letter word TRILLS
I've seen this crossword clue in The Guardian
T
R
I
L
L
S
Buddy explains!
The straight part
We know that "ornaments" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case ornaments = trills.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 TRILLS mean?
TRILLS noun- A rapid alternation between an indicated note and the one above it, in musical notation usually indicated with the letters tr written above the staff.
- A type of consonantal sound that is produced by vibrations of the tongue against the place of articulation: for example, Spanish rr.
- A tremulous high-pitched vocal sound produced by cats.
- To create a trill sound; to utter trills or a trill; to play or sing in tremulous vibrations of sound; to have a trembling sound; to quaver.
- To impart the quality of a trill to; to utter as, or with, a trill.
- To trickle.
- To twirl.