odium vs abhorrence

odium and abhorrence both are nouns.

Word	Noun	Adjective	Verb	Adverb
odium	Yes	No	No	No
abhorrence	Yes	No	No	No

As nouns, odium and abhorrence are synonyms defined as:

Other synonyms of odium include abomination, detestation, execration, loathing.

odium (noun)	abhorrence (noun)
hate coupled with disgust	hate coupled with disgust
state of disgrace resulting from detestable behavior