The most common and most likely answer to this crossword clue is the 5 plus 4 letter word LEMON DROP
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More clues leading to the result LEMON DROP
- French paper shortened writer's latest work? That's sweet
- Sweet, shortened version of French organ work after Rossini intro
- Hard sweet idiot let fall
- Sweet old men or Brahms and Liszt given piano
- Decline to support useless person? Sweet
- Sweet porn model gets embarrassed
- Sweet advance, seizing moment with run before work
- Sweet fruit put by sink
- Poor old men, may be not old, but nevertheless sweet
Buddy explains!

The straight part
We know that "Sweet" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case sweet = lemon drop.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.