capriciousness vs sex activity

capriciousness and sex activity both are nouns.

Word	Noun	Adjective	Verb	Adverb
capriciousness	Yes	No	No	No
sex activity	Yes	No	No	No

capriciousness (noun)	sex activity (noun)
the trait of acting unpredictably and more from whim or caprice than from reason or judgment	activities associated with sexual intercourse
the quality of being guided by sudden unpredictable impulses