What's the difference between gormandize and gourmandise?

Gormandize

Definition:

• (v. i. & t.) To eat greedily; to swallow voraciously; to feed ravenously or like a glutton.

Example Sentences:

Gourmandise

Definition:

Example Sentences:

• (1) But does it have much in common with the jolly pre-modern gourmandising recommended this week by David Haslam of the National Obesity Forum?