bell-sound, 1918, imitative.
bong (n.2)
"water pipe for marijuana," 1960s, U.S. slang, said to have been introduced by Vietnam War veterans, said to be from Thai baung, literally "cylindrical wooden tube."
boneless
boner
bones
boneyard
bonfire
bong
bongo
bonhomie
Boniface
bonito
bonjour
