The most common and most likely answer to this crossword clue is the 6 letter word LOATHE
I've seen this crossword clue in The Daily Telegraph
L
O
A
T
H
E
More clues leading to the result LOATHE
- Strongly dislike oath dividing the French
- Hate look on naked swimmer
- Dislike French article about swearword
- Detest example of bad language in French article
- Labour’s leader: love, hate, uncontrolled hate
- See articles producing hate
- Hate turning machine around zip
- Be disgusted by articles — see above
- Abhor husband being enthralled by gloater endlessly
- Detest swear-word appearing in French article
Buddy explains!

The straight part
We know that "Detest" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case detest = loathe.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 LOATHE mean?
LOATHE verb- To detest, hate, revile.