lay in

(verb) keep or lay aside for future use. Synonyms: store, hive away, lay in, put in, salt away, stack away, stash away. Examples: "Store grain for the winter." "The bear stores fat for the period of hibernation when he doesn't eat."

(verb) originate (in). Synonyms: dwell, consist, lie, lie in. Example: "The problems dwell in the social injustices in this country."

(verb) be in confinement for childbirth. Synonyms: lie in.