"a woman's breast," 1680s, of uncertain origin. Compare boobs.
bub
bubba
bubble
bubble-gum
bubbly
bubby
bubo
bubonic
buccal
buccaneer
Bucephalus
)window.location='https://www.paypal.com/cgi-bin/webscr?cmd=_donations&business=byronic106@yahoo.com&lc=US&item_name=Donation+to +Help+Keep+Etymonline+Free+and+Open&no_note=0&cn=&curency_code=USD&bn=PP-DonationsBF:btn_donateCC_LG.gif:NonHosted'){kind=link}