desirableness vs sex appeal

desirableness and sex appeal both are nouns.

Word	Noun	Adjective	Verb	Adverb
desirableness	Yes	No	No	No
sex appeal	Yes	No	No	No

As nouns, desirableness and sex appeal are synonyms defined as:

Other synonyms of desirableness include desirability, oomph.

desirableness (noun)	sex appeal (noun)
the quality of being worthy of desiring	attractiveness to the opposite sex
attractiveness to the opposite sex