The Spanish word 'raspado' comes from the verb 'raspar' meaning 'to scrape', combined with the past participle suffix '-ado'. The verb 'raspar' itself can be traced back to the Germanic root 'hraspôn', which meant 'to collect residue'. Over time, this meaning evolved to focus specifically on the scraping action rather than the collection aspect. When combined with the past participle ending '-ado', it forms 'raspado' meaning 'scraped'.

Some related Spanish words that might be familiar to Spanish learners include the verb 'raspar' (to scrape), 'raspadilla' (a small scraper), and 'raspadura' (scraping or shavings). In many Latin American countries, 'raspado' is also commonly used as a noun to refer to a snow cone or shaved ice dessert, because of the scraping action used to create the ice shavings.

While English doesn't have many direct cognates from the Germanic 'hraspôn', we can find some distant relatives in words like 'rasp' (both as a noun referring to a coarse file and as a verb meaning to scrape), which shares the same Germanic ancestor. The harsh, grating sound described as 'raspy' is also related, referring to the scratchy quality that resembles the sound of scraping.