cubo

cube (a regular polyhedron having six identical square faces); cube (the third power of a number, value, term or expression)

“El cubo de 2 es 8.” — The cube of 2 is 8.

From Latin cubus, from Ancient Greek κύβος (kúbos).

bucket, pail (a container made of rigid material, often with a handle, used to carry liquids or small items); hub

From cuba, from Latin cupa.