The Spanish word 'troca' meaning 'pickup truck' has an interesting journey that starts in Ancient Greek. It comes from the Greek word 'trokhos' (τρόχος) meaning 'wheel'. This Greek word first influenced English, giving us the word 'truck', and then Spanish borrowed the word from English, adapting it to 'troca' to fit Spanish pronunciation patterns. This is a relatively recent borrowing that shows how modern technology terms often spread between languages.

While 'troca' is a commonly used word in Mexican Spanish and some other Spanish-speaking regions, there aren't many simpler or more common Spanish words that share its Greek etymology. This is because it's a direct borrowing from English rather than a word that evolved through Latin like many Spanish words.

English speakers will find this word easy to remember since it's clearly related to the English word 'truck'. The Spanish 'troca' and English 'truck' are perfect cognates, with 'troca' simply adapting the English word to Spanish phonological patterns by adding an 'a' at the end and changing 'ck' to 'c'. Both words refer to the same type of vehicle, though 'troca' is most commonly used specifically for pickup trucks in Spanish.