Jabot n. : Originally, a kind of ruffle worn by men on the bosom of the shirt.

Jabot n. : An arrangement of lace or tulle, looped ornamentally, and worn by women on the front of the dress.

Example:
I would think that Catherine would give her shares to Jabot to one of the Abbotts?

Taxonomy
jabot, neckwear, free encyclopedia, clothing accessory, neck, bib, History, clothing, search, strictly speaking, portion, hangs, collar, pouch, digestive tract, throat, food, stomach.

Defination from the web:
jabot, strictly speaking, is the portion of the clothing accessory that hangs below the supporting tie or collar. ... Jabots survive in the present as components of various official costumes. ... French magistrate court dress and French academic dress include a jabot, called Rabat. ...