The most common and most likely answer to this crossword clue is the 8 letter word TRAVAILS
I've seen this crossword clue in Financial Times
T
R
A
V
A
I
L
S
More clues leading to the result TRAVAILS
Buddy explains!

The straight part
We know that "woes" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case woes = travails.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 TRAVAILS mean?
TRAVAILS noun- Arduous or painful exertion; excessive labor, suffering, hardship.
- Specifically, the labor of childbirth.
- An act of working; labor (US), labour (British).
- The eclipse of a celestial object.
- To toil.
- To go through the labor of childbirth.
- The act of traveling; passage from place to place.
- (in the plural) A series of journeys.
- (in the plural) An account of one's travels.
- The activity or traffic along a route or through a given point.
- The working motion of a piece of machinery; the length of a mechanical stroke.
- Labour; parturition; travail.
- A traditional North American Indian sled-like vehicle, pulled by person, dog, or horse.