1. a group of blood relatives; family; clan
E.g.: 家運 (family fortunes), 家系 (family tree), 良家 (respectable family)
2. a school of thought or technique; a person who specializes in a field
E.g.: 諸子百家 (the Hundred Schools of Thought)
3. residence; a building where people live; dwelling
E.g.: 家屋 (house), 家財 (family property), 家宅 (domicile)