sexual practice vs premature ejaculation

sexual practice and premature ejaculation both are nouns.

Word	Noun	Adjective	Verb	Adverb
sexual practice	Yes	No	No	No
premature ejaculation	Yes	No	No	No

sexual practice (noun)	premature ejaculation (noun)
activities associated with sexual intercourse	ejaculation during the early stages of sexual excitement or soon after the insertion of the penis into the vagina