Synonyms for Ingurgitate:

n.

gobble, down, guzzle, bolt, ingestion, gulp, wolf, swill. ingurgitate (noun)
gormandise, engorge, gorge, pig out, glut, gormandize, gourmandize, overeat, satiate, stuff, binge, englut, scarf out, overgorge, overindulge.

v.

gulp (verb)
engorge, down, guzzle, swill, wolf, englut, gobble, bolt, stuff.

Other synonyms:

gulp. gobble, guzzle. bolt. englut
englut.
Other relevant words:
gobble, down, guzzle, bolt, ingestion, gulp, wolf, swill.