bestiality vs sexual practice

bestiality and sexual practice both are nouns.

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

As nouns, sexual practice is a hypernym of bestiality; that is, sexual practice is a word with a broader meaning than bestiality:

Other hypernyms of bestiality include sex, sex activity, sexual activity.

bestiality (noun)	sexual practice (noun)
sexual activity between a person and an animal	activities associated with sexual intercourse
the stupid brutal quality of a beast