looseness vs sex activity

looseness and sex activity both are nouns.

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

looseness (noun)	sex activity (noun)
dissolute indulgence in sensual pleasure	activities associated with sexual intercourse
movement or space for movement
a lack of strict accuracy; laxity of practice
freedom from restraint
the quality of movability by virtue of being free from attachment or other restraints
frequent and watery bowel movements; can be a symptom of infection or food poisoning or colitis or a gastrointestinal tumor