male genital organ vs bollock

male genital organ and bollock both are nouns.

Word	Noun	Adjective	Verb	Adverb
male genital organ	Yes	No	No	No
bollock	Yes	No	No	No

male genital organ (noun)	bollock (noun)
external male sex organs	a pulley-block at the head of a topmast
	one of the two male reproductive glands that produce spermatozoa and secrete androgens