The Spanish word 'huno' comes from Late Latin 'Hunnus', meaning 'Hun'. This term referred to members of the nomadic Central Asian peoples who, under Attila, established a vast empire in Europe in the 4th-5th centuries CE. The word maintained its meaning as it was adopted into Spanish, continuing to refer to these historical people.

There are no commonly used Spanish words that share the same etymology as 'huno', as this is a fairly specific historical term.

The English word 'Hun' is directly related to the Spanish 'huno', as both derive from the same Late Latin word 'Hunnus'. In English, while 'Hun' primarily refers to the same historical people, it gained an additional derogatory meaning during World War I when it was used as a disparaging term for Germans.