Synonyms for Gormandise (same or very similar meaning)
WordNet sense 1 (overeat or eat immodestly; make a pig of oneself):
binge, engorge, glut, gorge, gormandize, overeat, overindulge, satiate, stuff, ingurgitate, englut, gourmandize, overgorge, pig out, scarf out
From the ODE community, based on WordNet
add/edit