Let's see how many words we can think of for these magnificent things. Maybe limit yourself to a few so as not to be a greedy tit. There's one, also chebs and the lesser known chebbers.
At the end of the day they are there to feed the bairns. Mammary glands, lol. Suck on yer mams tits, lol.
I just find it slightly amusing how many words there are for something so straightforward. Nipples are just nipples though aren't they? Nips and that's about it.