betting odds vs odds

betting odds and odds both are nouns.

Word	Noun	Adjective	Verb	Adverb
betting odds	Yes	No	No	No
odds	Yes	No	No	No

As nouns, betting odds and odds are synonyms defined as:

betting odds and odds: the ratio by which one better's wager is greater than that of another

betting odds (noun)	odds (noun)
the ratio by which one better's wager is greater than that of another	the likelihood of a thing occurring rather than not occurring
	the ratio by which one better's wager is greater than that of another