The Spanish word 'rebato', meaning 'alarm call' or 'sudden attack', has its origins in Arabic military terminology. It comes from the Andalusi Arabic word 'ribáṭ', which referred to service at a military outpost. This in turn came from Classical Arabic 'ribāṭ', which meant a military outpost or fortification.

The semantic evolution from a military outpost to an alarm call makes sense in a historical context - these fortified outposts would have been responsible for raising the alarm in case of enemy attacks. Over time, the word shifted from referring to the physical location and service to focusing on the warning action itself.

While 'rebato' is relatively uncommon in modern Spanish, you might encounter it in historical contexts or in the phrase 'tocar a rebato' (to sound an alarm). There aren't many common Spanish words that share this Arabic root, as it represents a specific military term that entered Spanish during the period of Muslim rule in the Iberian Peninsula.

There aren't any common English words directly related to 'rebato', as this word comes from Arabic roots that didn't make their way into English. However, English speakers might find it helpful to associate the meaning with words like 'rebuke' or 'rebut' - while these aren't etymologically related, they share the 're-' sound at the beginning and also carry somewhat confrontational meanings.