belly / personality / inner feelings, inner thoughts

(informal) digestive system / (figurative) feelings, personality

kind-hearted, good-natured

evil-minded; wicked; ill-disposed

satiating; filling; satisfying (of hunger)

a calf (back of the leg below the knee)

(euphemistic) diarrhea; the runs (as a symptom)

to spit one's sides with laughter

(figurative, economics, government) to tighten one's belt, or more extremely, to be forced into austerity by the government

(literally) this person preaches Buddhism, yet they have a basketful of knives in their heart / (figurative) the person in question doesn't really believe the virtues they preach