efflorescence vs sex activity

efflorescence and sex activity both are nouns.

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

efflorescence (noun)	sex activity (noun)
a powdery deposit on a surface	activities associated with sexual intercourse
the time and process of budding and unfolding of blossoms
any red eruption of the skin
the period of greatest prosperity or productivity