food, nutrient - any substance that can be metabolized by an organism to give energy and build tissue

tuck - eatables (especially sweets)

furnish, provide, supply, render - provide or furnish with; "We provided the room with an electrical heater"

salt away, stack away, stash away, store, hive away, lay in, put in - keep or lay aside for future use; "store grain for the winter"; "The bear stores fat for the period of hibernation when he doesn't eat"

eat - eat a meal; take a meal; "We did not eat until 10 P.M. because there were so many phone calls"; "I didn't eat yet, so I gladly accept your invitation"