Similar words
hondo
profundo is more common and general, including figurative depth; hondo is more literal and physical, sometimes rural or colloquial — both mean "deep."
Similar in other languages
French
profond
profond is the French word for the same thing — both mean "deep."
Portuguese
profundo
profundo is the Portuguese word for the same thing — both mean "deep."
Practice
1 What does profundo mean?
deep
2 Fill the gap: El lago es muy ___.
Full sentence: El lago es muy profundo. (The lake is very deep.)
3 Which fingerprint chart matches profundo?
profundo: neutral register, common frequency, general domain, neutral connotation.