The most common and most likely answer to this crossword clue is the 7 letter word NOSEGAY
I've seen this crossword clue in The Times
N
O
S
E
G
A
Y
More clues leading to the result NOSEGAY
- Bunch for one inhibited by lack of authority
- Sweet bunch, for example with no opportunity to speak outside
- Indeed canning goes wrong for spray
- Overly curious about for example a buttonhole
- Is the rest of the head straight in this bunch?
- Bouquet one’s arranged – brilliant
- What Spooner’s horse does to bunch of flowers
- Posy makes horse noise, according to Spooner
- Styling goes with any corsage
- Spooner’s horse does this for a bunch of flowers
Buddy explains!

The straight part
We know that "a buttonhole" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case a buttonhole = nosegay.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 NOSEGAY mean?
NOSEGAY noun- A small bunch of fragrant flowers or herbs tied in a bundle, often presented as a gift; nosegays were originally intended to be put to the nose for the pleasant sensation or to mask unpleasant odours.
- An aroma, a scent.