As nouns the difference between breast and butts
is that
breast is either of the two organs on the front of a woman's chest, which contain the mammary glands; also the analogous organs in men while
butts is plural of lang=en.
As verbs the difference between breast and butts
is that
breast is to push against with the breast; to meet full on, to oppose, to face while
butts is third-person singular of butt.