The most common and most likely answer to this crossword clue is the 5 letter word ACHES
I've seen this crossword clue in The Guardian
A
C
H
E
S
More clues leading to the result ACHES
- A red swelling initially hurts
- Ancient hero free from evil pains
- Hurts to see a game finishing early
- Chase around pines
- Yearns for services to cover hospital
- Head of household and husband without it suffers
- Trains without commanding officer and suffers
- A famous guerrilla’s pains
- Longs to have a rebel society
- Longs for order during main revolution
Buddy explains!

The straight part
We know that "Longs" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case longs = aches.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 ACHES mean?
ACHES noun- Continued dull pain, as distinguished from sudden twinges, or spasmodic pain.
- To suffer pain; to be the source of, or be in, pain, especially continued dull pain; to be distressed.
- To cause someone or something to suffer pain.
- Parsley
- The name of the Latin-script letter H.