Mild:
* Dislike
* Detest
* Abhor
* Repel
* Despise
* Scorn
* Averse to
Moderate:
* Hate
* Abominate
* Condemn
* Repudiate
Intense:
* Execrate
* Deprecate
* Recoil from
* Shudder at
* Abhor
Figurative:
* Turn one's stomach
* Make one's blood run cold
The best synonym to use will depend on the specific context and the intensity of feeling you want to convey.