Similar words
hogar
hogar is more emotional or warm, home as a concept; casa is more literal, the house, the building.
Similar in other languages
Portuguese
casa
casa is the Portuguese word for the same thing — both mean "house, home."
Practice
1 What does casa mean?
house, home
2 Fill the gap: Mi ___ está cerca del parque.
Full sentence: Mi casa está cerca del parque. (My house is near the park.)
3 Which fingerprint chart matches casa?
casa: neutral register, core frequency, general domain, neutral connotation.