bastardess

Etymology
From, since 1843.

Noun

 * 1)  A woman who was born out of wedlock, and hence often considered an illegitimate descendant.
 * 2)  A contemptible, inconsiderate, overly or arrogantly rude or spiteful woman.
 * 1)  A contemptible, inconsiderate, overly or arrogantly rude or spiteful woman.

Usage notes

 * may also be used to refer to a female bastard.