indecent vs sexual practice

indecent is not a noun while sexual practice is a noun.

Word	Noun	Adjective	Verb	Adverb
indecent	No	Yes	No	No
sexual practice	Yes	No	No	No

indecent (noun)	sexual practice (noun)
	activities associated with sexual intercourse

indecent (adjective)	sexual practice (adjective)
offensive to good taste especially in sexual matters
offending against sexual mores in conduct or appearance
not in keeping with accepted standards of what is right or proper in polite society