The most common and most likely answer to this crossword clue is the 8 letter word DISTASTE
D
I
S
T
A
S
T
E
More clues leading to the result DISTASTE
- The horror of one’s experience under duke
- Staid set's unusual aversion
- Horror of hell — army starts to surge towards enemy
- Antipathy detective’s son displayed in gallery
- Inspector, say, torn apart by son’s aversion
- Aversion therapy’s beginning during endless misfortune
- Feeling of aversion in country, moving south-east
- Test said to bring about a feeling of repugnance
- Revolutionary cadet sat sideways, hiding repugnance
- Criminal stateside, losing tail, causes revulsion
Buddy explains!

The straight part
We know that "Horror" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case horror = distaste.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 DISTASTE mean?
DISTASTE noun- A feeling of dislike, aversion or antipathy.
- Aversion of the taste; dislike, as of food or drink; disrelish.
- Discomfort; uneasiness.
- Alienation of affection; displeasure; anger.
- To dislike.
- To be distasteful; to taste bad
- To offend; to disgust; to displease.
- To deprive of taste or relish; to make unsavory or distasteful.