The Spanish word 'venda' meaning 'bandage' traces back to the Proto-Germanic root '*binda', which meant 'to bind'. This etymology makes intuitive sense since a bandage is something used to bind or wrap around wounds. The initial 'b' sound in Proto-Germanic evolved into a 'v' sound in Spanish, which is a common sound change between Germanic and Romance languages.

Some related Spanish words include 'vendar' (to bandage) and 'vendaje' (bandaging), which are more commonly encountered derivatives of 'venda'. These words maintain the core meaning of binding or wrapping something.

English speakers might recognize the connection to words like 'bind', 'band', and 'bandage', which all come from the same Proto-Germanic root '*binda'. The semantic connection is clear - all these words relate to the action of wrapping, fastening, or securing something.