bauble > baub > boobs > showy jewelery of females
bauble sounds like bangle--imagine a cheap bangle which appears showy.
Sounds like BUBBLE...remember the metaphor--> All our material things,achievements will be diminished in course of time like bubbles ..
BIBLE is a rich gift coz it makes you rich from within while bauble is a gift or toy of less importance
bauble sounds like babul(means parents in hindi)-so babul giving cheap jewelery to his daughter on her wedding.
A bobble head is a BAUBLE
bauble whose shape is similar to bubble :D