gloat

ɡləʊt

verb

dwell on one’s own success or another’s misfortune with smugness or malignant pleasure.

his enemies gloated over his death

delight in,relish,take great pleasure in,enjoy greatly,revel in,rejoice in,glory in,exult in,triumph over,crow over,boast about,brag about,feel self-satisfied about,be smug about,congratulate oneself on,preen oneself about,pat oneself on the back about,rub one’s hands together,rub it in,pique oneself on

noun

an act of gloating.

I would join her for a good gloat