"moral repulsion" is a correct and usable phrase in written English.
You can use it when describing a strong feeling of disapproval or distaste for something, often caused by feeling it is wrong or against a moral code. For example, "The audience felt a moral repulsion for the cruel act committed onstage."
In the process he alternates between aesthetic rapture and moral repulsion.
Repeatedly he is surprised to "discover" that Lincoln's moral repulsion toward slavery did not extend to a belief in the practical equality of the races, a truth widely covered by generations of historians and explicit in some of Lincoln's most famous texts.
In L'Africain (2004), his haunting memoir which is as yet untranslated, he records his father's despair at the war, and strives to understand the man he had thought a stranger, "almost an enemy", but who may have passed on to his son his moral repulsion about colonialism.
We go past the dick jokes and find an underlying repulsion (moral of the story: gay sex is ewwww gross) that drives the film and delivers an uncomfortable brand of humour that has been largely absent, or at least tempered, in recent comedies.
Nearly all these diverse components are strongly nationalist in flavour, and share an instinctive repulsion against the Islamists' claims to spiritual guidance and moral superiority.Yet the diversity of civic Egypt has tended to make it weak.
He notes that inquiry into the 'historical origin of…[our moral] beliefs and practices' may show that 'the most strongly felt repulsions towards certain types of conduct are relics of a bygone system of totems and fetishes, their connexion with which is little suspected by those who feel them' (RG 13).
The moral debate on nationalism reflects a deep moral tension between solidarity with oppressed national groups on the one hand and repulsion in the face of crimes perpetrated in the name of nationalism on the other.
In the building, repulsion won.
Fascination and repulsion are not far apart.
And other noises of mild repulsion.
